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The Christianization of Lithuania () occurred in 1387, initiated by the Lithuanian royals Jogaila,
King of Poland Poland was ruled at various times either by dukes and princes (10th to 14th centuries) or by kings (11th to 18th centuries). During the latter period, a tradition of Royal elections in Poland, free election of monarchs made it a uniquely electab ...
and
Grand Duke of Lithuania This is a list of Lithuanian monarchs who ruled Lithuania from its inception until the fall of the Grand Duchy of Lithuania in 1795. The Lithuanian monarch bore the title of Grand duke, Grand Duke, with the exception of Mindaugas, who was crown ...
, and his cousin
Vytautas the Great Vytautas the Great (; 27 October 1430) was a ruler of the Grand Duchy of Lithuania. He was also the prince of Grodno (1370–1382), prince of Lutsk (1387–1389), and the postulated king of the Hussites. In modern Lithuania, Vytautas is revere ...
. It signified the official adoption of
Catholic Christianity The Catholic Church (), also known as the Roman Catholic Church, is the largest Christian church, with 1.27 to 1.41 billion baptized Catholics worldwide as of 2025. It is among the world's oldest and largest international instituti ...
by
Lithuania Lithuania, officially the Republic of Lithuania, is a country in the Baltic region of Europe. It is one of three Baltic states and lies on the eastern shore of the Baltic Sea, bordered by Latvia to the north, Belarus to the east and south, P ...
, the last
pagan Paganism (, later 'civilian') is a term first used in the fourth century by early Christians for people in the Roman Empire who practiced polytheism, or ethnic religions other than Christianity, Judaism, and Samaritanism. In the time of the ...
country in
Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...
. However, Lithuania's first ruler to be baptised was
Mindaugas Mindaugas (, , , , ; c. 1203 – 12 September 1263) was the first known grand duke of Lithuania, Grand Duke of Lithuania and the only crowned King of Lithuania. Little is known of his origins, early life, or rise to power; he is mentioned in a ...
in 1250s. This event ended one of the most complicated and lengthiest processes of
Christianization Christianization (or Christianisation) is a term for the specific type of change that occurs when someone or something has been or is being converted to Christianity. Christianization has, for the most part, spread through missions by individu ...
in European history.


History


Early contacts with Christianity

Lithuanians' contacts with the Christian religion predated the establishment of the
Duchy of Lithuania The Duchy of Lithuania (; ) was a state-territorial formation of ethnic Lithuanians that existed from the 13th century to 1413. For most of its existence, it was a constituent part and a nucleus of the Grand Duchy of Lithuania. Other alternative ...
in the 13th century. The first known record of the name Lithuania (''Litua''), recorded in the
Annals of Quedlinburg The ''Annals of Quedlinburg'' (; ) were written between 1008 and 1030 in the convent of Quedlinburg Abbey. In recent years a consensus has emerged that it is likely that the annalist was a woman. The annals are mostly dedicated to the history of ...
in 1009, relates to the mission led by
Bruno of Querfurt Bruno of Querfurt, O.S.B. Cam., (; 974 – 14 February or 9/14 March 1009), also known as Brun, was a Christian missionary bishop, Camaldolese monk and martyr, who was beheaded near the border of Kievan Rus and Lithuania for trying to spread C ...
, who baptised several rulers of the
Yotvingians Yotvingians, also called Sudovians, Jatvians, or Jatvingians, were a Western Baltic people who were closely tied to the Old Prussians. The linguist Petras Būtėnas asserts that they were closest to the Lithuanians. The Yotvingians contributed ...
, a nearby
Baltic tribe The Balts or Baltic peoples (, ) are a group of peoples inhabiting the eastern coast of the Baltic Sea who speak Baltic languages. Among the Baltic peoples are modern-day Lithuanians (including Samogitians) and Latvians (including Latgalians ...
. Nonetheless Bruno didn't reach
Lithuania proper Lithuania proper refers to a region that existed within the Grand Duchy of Lithuania where the Lithuanian language was spoken. The primary meaning is identical to the Duchy of Lithuania, a land around which the Grand Duchy of Lithuania evolved. T ...
. Lithuanians had more active contacts with the
Kievan Rus' Kievan Rus', also known as Kyivan Rus,. * was the first East Slavs, East Slavic state and later an amalgam of principalities in Eastern Europe from the late 9th to the mid-13th century.John Channon & Robert Hudson, ''Penguin Historical At ...
and subsequent
Eastern Slavic East Slavic may refer to: * East Slavic languages, one of three branches of the Slavic languages * East Slavs, a subgroup of Slavic peoples who speak the East Slavic languages See also * Old East Slavic Old East Slavic (traditionally also Ol ...
states, which had adopted
Eastern Orthodox Christianity Eastern Orthodoxy, otherwise known as Eastern Orthodox Christianity or Byzantine Christianity, is one of the three main Branches of Christianity, branches of Chalcedonian Christianity, alongside Catholic Church, Catholicism and Protestantism ...
following the
Christianization of Kievan Rus' The Christianization of Kievan Rus' was a long and complicated process that took place in several stages. In 867, Patriarch Photius of Constantinople told other Christian patriarchs that the Rus' people were converting enthusiastically, but his ...
in the 10th century. From the 12th century onwards, Orthodox missions reached
Latgale Latgale (; ; ; ; ; ; Belarusian Latin alphabet, Belarusian Latin: ''Łathalija''; ), also known as Latgalia or Latgallia, is one of the Historical Latvian Lands. It is the easternmost region of the country and lies north of the Daugava River. Wh ...
and
Nalšia Nalšia or Nalšėnai (sometimes Nalsen, Nalse) was an ancient land in the early stages of the Grand Duchy of Lithuania. It is mentioned in written sources from 1229 to 1298. The references to it cease as it was fully incorporated into the Grand Duc ...
, directed from
Novgorod Veliky Novgorod ( ; , ; ), also known simply as Novgorod (), is the largest city and administrative centre of Novgorod Oblast, Russia. It is one of the oldest cities in Russia, being first mentioned in the 9th century. The city lies along the V ...
,
Pskov Pskov ( rus, Псков, a=Ru-Псков.oga, p=psˈkof; see also Names of Pskov in different languages, names in other languages) is a types of inhabited localities in Russia, city in northwestern Russia and the administrative center of Pskov O ...
, and
Polotsk Polotsk () or Polatsk () is a town in Vitebsk Region, Belarus. It is situated on the Dvina River and serves as the administrative center of Polotsk District. Polotsk is served by Polotsk Airport and Borovitsy air base. As of 2025, it has a pop ...
. By the end of that century, Catholic missionaries began arriving in the Baltic territories, with
Saint Meinhard Saint Meinhard (1134 or 1136 – August 14 or October 11, 1196) was a German Augustinian canon regular and the first bishop of Livonia. His life was described in the ''Livonian Chronicle of Henry''. His body rests in the now-Lutheran Riga Cathe ...
, the Bishop of Livonia, as a pioneer. As the dukes of Lithuania extended their dominion eastwards, the influence of the Slavic states on their culture increased. Their subordinates and the people followed their example, borrowing, for instance, many of the East Slavic versions of Christian names in the 11th–12th centuries. This borrowing became increasingly widespread among the pagan population in
Aukštaitija Aukštaitija (; literally ''Highland'' or ''Upland'') is the name of one of five ethnographic regions of Lithuania. The name comes from the fact that the lands are in the upper basin of the Nemunas, as opposed to the Lowlands that begin from Š ...
, though much less so in
Samogitia Samogitia, often known by its Lithuanian language, Lithuanian name ''Žemaitija'' (Samogitian language, Samogitian: ''Žemaitėjė''; see Samogitia#Etymology and alternative names, below for alternative and historical names) is one of the five ...
. The influence of Orthodox Christianity on pagan Lithuanian culture is evidenced in about one-third of present-day Lithuanian surnames which are constructed from
baptismal names Baptism (from ) is a Christian sacrament of initiation almost invariably with the use of water. It may be performed by sprinkling or pouring water on the head, or by immersing in water either partially or completely, traditionally three ...
are
Old Church Slavonic Old Church Slavonic or Old Slavonic ( ) is the first Slavic languages, Slavic literary language and the oldest extant written Slavonic language attested in literary sources. It belongs to the South Slavic languages, South Slavic subgroup of the ...
in origin. In addition, the Lithuanian words for "church", "baptism", "Christmas" and "
fast Fast or FAST may refer to: Arts and entertainment * "Fast" (Juice Wrld song), 2019 * "Fast" (Luke Bryan song), 2016 * "Fast" (Sueco song), 2019 * "Fast" (GloToven song), 2019 * ''Fast'', an album by Custom, 2002 * ''Fast'', a 2010 short fil ...
" are classed as loanwords from Ruthenian rather than Polish.


Baptism of Mindaugas

The emergence of a monastic state of the
Livonian Order The Livonian Order was an autonomous branch of the Teutonic Order, formed in 1237. From 1435 to 1561 it was a member of the Livonian Confederation. History The order was formed from the remnants of the Livonian Brothers of the Sword after thei ...
around the Lithuanian borders made it rather urgent to choose a state religion. The first Lithuanian Grand Duke to adopt
Western Christianity Western Christianity is one of two subdivisions of Christianity (Eastern Christianity being the other). Western Christianity is composed of the Latin Church and Protestantism, Western Protestantism, together with their offshoots such as the O ...
was
Mindaugas Mindaugas (, , , , ; c. 1203 – 12 September 1263) was the first known grand duke of Lithuania, Grand Duke of Lithuania and the only crowned King of Lithuania. Little is known of his origins, early life, or rise to power; he is mentioned in a ...
, although his nephew and rival
Tautvilas Tautvilas (or Tautvila; died 1263) was a Lithuanian Duke of Polotsk and one of Dausprungas' sons and nephews of King of Lithuania Mindaugas. Tautvilas together with his brother Gedvydas and uncle Vykintas waged a civil war against Mindaugas. ...
had done that earlier, in 1250. The first translations of Catholic
prayers File:Prayers-collage.png, 300px, alt=Collage of various religionists praying – Clickable Image, Collage of various religionists praying ''(Clickable image – use cursor to identify.)'' rect 0 0 1000 1000 Shinto festivalgoer praying in front ...
from
German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...
were made during his reign and have been known since. In 1249, Tautvilas' ally
Daniel of Galicia Daniel Romanovich (1201–1264) was Prince of Galicia (1205–1207; 1211–1212; 1230–1232; 1233–1234; 1238–1264), Prince of Volhynia, Volhynia (1205–1208; 1215–1238), Grand Prince of Kiev (1240), and King of Ruthenia (1253–1264). B ...
attacked Navahradak, and in 1250, another ally of Tautvilas, the Livonian Order, organized a major raid against
Nalšia Nalšia or Nalšėnai (sometimes Nalsen, Nalse) was an ancient land in the early stages of the Grand Duchy of Lithuania. It is mentioned in written sources from 1229 to 1298. The references to it cease as it was fully incorporated into the Grand Duc ...
land and Mindaugas' domains in
Lithuania proper Lithuania proper refers to a region that existed within the Grand Duchy of Lithuania where the Lithuanian language was spoken. The primary meaning is identical to the Duchy of Lithuania, a land around which the Grand Duchy of Lithuania evolved. T ...
. Attacked from the south and north and facing the possibility of unrest elsewhere, Mindaugas was placed in an extremely difficult position, but managed to use the conflicts between the Livonian Order and the Archbishop of Riga in his own interests. In 1250 or 1251, Mindaugas agreed to receive baptism and relinquish control over some lands in western Lithuania, for which he was to receive a crown in return. Mindaugas and his family were baptised in the Catholic rite in 1250 or 1251. On July 17, 1251
Pope Innocent IV Pope Innocent IV (; – 7 December 1254), born Sinibaldo Fieschi, was head of the Catholic Church and ruler of the Papal States from 25 June 1243 to his death in 1254. Fieschi was born in Genoa and studied at the universities of Parma and Bolo ...
issued a
papal bull A papal bull is a type of public decree, letters patent, or charter issued by the pope of the Catholic Church. It is named after the leaden Seal (emblem), seal (''bulla (seal), bulla'') traditionally appended to authenticate it. History Papal ...
proclaiming Lithuania a Kingdom and the state was placed under the jurisdiction of the
Bishop of Rome The pope is the bishop of Rome and the visible head of the worldwide Catholic Church. He is also known as the supreme pontiff, Roman pontiff, or sovereign pontiff. From the 8th century until 1870, the pope was the sovereign or head of sta ...
. Mindaugas and his wife Morta were crowned at some time during the summer of 1253, and the Kingdom of Lithuania, formally a Christian state, was established. Even after nominally becoming a Catholic, King Mindaugas did not cease sacrificing to his own gods. Despite the ruling family's baptism, Lithuania had not become a truly Christian state, since there were no fruitful efforts to convert its population; Lithuanians and
Samogitians Samogitians ( Samogitian: ''žemaitē'', , ) are the inhabitants of Samogitia, an ethnographic region of Lithuania. Many speak the Samogitian language, which in Lithuania is mostly considered a dialect of the Lithuanian language together with t ...
stood firmly for their ancestral religion. Some of this might be attributed to the
Golden Horde The Golden Horde, self-designated as ''Ulug Ulus'' ( in Turkic) was originally a Mongols, Mongol and later Turkicized khanate established in the 13th century and originating as the northwestern sector of the Mongol Empire. With the division of ...
tumanbashi Burundaj's campaign in 1259 and 1260, which caused destruction in Lithuania proper and
Nalšia Nalšia or Nalšėnai (sometimes Nalsen, Nalse) was an ancient land in the early stages of the Grand Duchy of Lithuania. It is mentioned in written sources from 1229 to 1298. The references to it cease as it was fully incorporated into the Grand Duc ...
.


Vacillation between East and West

Mindaugas' successors did not express enough interest in following in his footsteps. There were decades of vacillation between the Latin and the Orthodox options. "For
Gediminas Gediminas ( – December 1341) was Grand Duke of Lithuania from 1315 or 1316 until his death in 1341. He is considered the founder of Lithuania's capital Vilnius (see: Iron Wolf legend). During his reign, he brought under his rule lands from t ...
and
Algirdas Algirdas (; , ;  – May 1377) was List of Lithuanian monarchs, Grand Duke of Lithuania from 1345 to 1377. With the help of his brother Kęstutis (who defended the western border of the Duchy) he created an empire stretching from the pre ...
, retention of paganism provided a useful diplomatic tool and weapon... that allowed them to use promises of conversion as a means of preserving their power and independence". Grand Duke Algirdas had pursued an option of "dynamic balance". Throughout his reign, he teased both
Avignon Avignon (, , ; or , ; ) is the Prefectures in France, prefecture of the Vaucluse department in the Provence-Alpes-Côte d'Azur region of southeastern France. Located on the left bank of the river Rhône, the Communes of France, commune had a ...
and
Constantinople Constantinople (#Names of Constantinople, see other names) was a historical city located on the Bosporus that served as the capital of the Roman Empire, Roman, Byzantine Empire, Byzantine, Latin Empire, Latin, and Ottoman Empire, Ottoman empire ...
with the prospects of a conversion; several unsuccessful attempts were made to negotiate the conversion of Lithuania. To avoid further clashes with the
Teutonic Order The Teutonic Order is a religious order (Catholic), Catholic religious institution founded as a military order (religious society), military society in Acre, Israel, Acre, Kingdom of Jerusalem. The Order of Brothers of the German House of Sa ...
, in 1349, Lithuanian co-ruler
Kęstutis Kęstutis ( – 3 or 15 August 1382) was sole Duke of Trakai from 1342 to 1382 and List of Lithuanian monarchs, Grand Duke of Lithuania from 1342 to 1382, together with his brother Algirdas (until 1377), and with his nephew Jogaila (from 1377 to ...
started the negotiations with Pope
Clement VI Pope Clement VI (; 1291 – 6 December 1352), born Pierre Roger, was head of the Catholic Church from 7 May 1342 to his death, in December 1352. He was the fourth Avignon pope. Clement reigned during the first visitation of the Black Death (1 ...
for the conversion and had been promised royal crowns for himself and his sons. Algirdas willingly remained aside of the business and dealt with the order in the Ruthenian part of the state. The intermediary in the negotiations, Polish King Casimir III, made an unexpected assault on
Volhynia Volhynia or Volynia ( ; see #Names and etymology, below) is a historic region in Central and Eastern Europe, between southeastern Poland, southwestern Belarus, and northwestern Ukraine. The borders of the region are not clearly defined, but in ...
and Brest in October 1349 that ruined Kęstutis' plan. During the Polish-Lithuanian war for Volhynia, King
Louis I of Hungary Louis I, also Louis the Great (; ; ) or Louis the Hungarian (; 5 March 132610 September 1382), was King of Hungary and Croatia from 1342 and King of Poland from 1370. He was the first child of Charles I of Hungary and his wife, Elizabeth of ...
offered a peace agreement to Kęstutis on 15 August 1351, according to which Kęstutis obliged himself to accept Christianity and provide the
Kingdom of Hungary The Kingdom of Hungary was a monarchy in Central Europe that existed for nearly a millennium, from 1000 to 1946 and was a key part of the Habsburg monarchy from 1526-1918. The Principality of Hungary emerged as a Christian kingdom upon the Coro ...
with military aid, in exchange of the royal crown. Kęstutis confirmed the agreement by performing a pagan ritual to convince the other side. In fact, Kęstutis had no intentions to abide the agreement and ran away on his way to
Buda Buda (, ) is the part of Budapest, the capital city of Hungary, that lies on the western bank of the Danube. Historically, “Buda” referred only to the royal walled city on Castle Hill (), which was constructed by Béla IV between 1247 and ...
. By the 14th century, the
Grand Duchy of Lithuania The Grand Duchy of Lithuania was a sovereign state in northeastern Europe that existed from the 13th century, succeeding the Kingdom of Lithuania, to the late 18th century, when the territory was suppressed during the 1795 Partitions of Poland, ...
had emerged as a successor to
Kievan Rus Kievan Rus', also known as Kyivan Rus,. * was the first East Slavic state and later an amalgam of principalities in Eastern Europe from the late 9th to the mid-13th century.John Channon & Robert Hudson, ''Penguin Historical Atlas of Russ ...
in the western part of its dominions. Although its sovereign was pagan, the majority of the population was Slavic and Orthodox. To legitimize their rule in these areas, the Lithuanian royalty frequently married into the Orthodox
Rurikid The Rurik dynasty, also known as the Rurikid or Riurikid dynasty, as well as simply Rurikids or Riurikids, was a noble lineage allegedly founded by the Varangian prince Rurik, who, according to tradition, established himself at Novgorod in the ...
aristocracy of Eastern Europe. As a result, some Lithuanian rulers were baptised into Eastern Orthodoxy either as children (
Švitrigaila Švitrigaila (before 1370 – 10 February 1452; sometimes spelled Svidrigiello) was the Grand Duke of Lithuania from 1430 to 1432. He spent most of his life in largely unsuccessful dynastic struggles against his cousins Vytautas and Sigismund K ...
) or adults. The first one was Vaišelga, son and heir of
Mindaugas Mindaugas (, , , , ; c. 1203 – 12 September 1263) was the first known grand duke of Lithuania, Grand Duke of Lithuania and the only crowned King of Lithuania. Little is known of his origins, early life, or rise to power; he is mentioned in a ...
, who took monastic vows at an Orthodox monastery in Lavrashev near Novgorodok and later established a convent there.


Christianization by Jogaila and Vytautas

The final attempt to Christianize Lithuania was made by Jogaila. Jogaila's Russian mother urged him to marry Sofia, daughter of Prince Dmitri of Moscow, who required him first to convert to Orthodoxy and to make Lithuania a fief of the
Grand Duchy of Moscow The Grand Principality of Moscow, or Muscovy, known as the Principality of Moscow until 1389, was a late medieval Russian monarchy. Its capital was the city of Moscow. Originally established as a minor principality in the 13th century, the gra ...
. That option, however, was unrealistic and unlikely to halt the crusades against Lithuania by the Teutonic Order. Jogaila chose therefore to accept a Polish proposal to become a Catholic and marry
Jadwiga of Poland Jadwiga (; 1373 or 137417 July 1399), also known as Hedwig (from German) and in , was the first woman to be crowned as monarch of the Kingdom of Poland. She reigned from 16 October 1384 until her death. Born in Buda, she was the youngest daught ...
. On these and other terms, on 14 August 1385, at the castle of Krėva, Jogaila agreed to adopt Christianity, signing the Act of Krėva. Jogaila was duly baptised at the
Wawel Cathedral The Wawel Cathedral (), formally titled the Archcathedral Basilica of Stanislaus of Szczepanów, Saint Stanislaus and St. Wenceslas, Saint Wenceslaus, () is a Catholic cathedral situated on Wawel Hill in Kraków, Poland. Nearly 1000 years old, it ...
in
Kraków , officially the Royal Capital City of Kraków, is the List of cities and towns in Poland, second-largest and one of the oldest cities in Poland. Situated on the Vistula River in Lesser Poland Voivodeship, the city has a population of 804,237 ...
on 15 February 1386 and became Władysław II Jagiełło, the
King of Poland Poland was ruled at various times either by dukes and princes (10th to 14th centuries) or by kings (11th to 18th centuries). During the latter period, a tradition of Royal elections in Poland, free election of monarchs made it a uniquely electab ...
. The royal baptism was followed by the conversion of most of Jogaila's court and knights, as well as Jogaila's brothers Karigaila, Vygantas,
Švitrigaila Švitrigaila (before 1370 – 10 February 1452; sometimes spelled Svidrigiello) was the Grand Duke of Lithuania from 1430 to 1432. He spent most of his life in largely unsuccessful dynastic struggles against his cousins Vytautas and Sigismund K ...
and cousin
Vytautas Vytautas the Great (; 27 October 1430) was a ruler of the Grand Duchy of Lithuania. He was also the prince of Grodno (1370–1382), prince of Lutsk (1387–1389), and the postulated king of the Hussites. In modern Lithuania, Vytautas is revere ...
. Jogaila sent Dobrogost, Bishop of
Poznań Poznań ( ) is a city on the Warta, River Warta in west Poland, within the Greater Poland region. The city is an important cultural and business center and one of Poland's most populous regions with many regional customs such as Saint John's ...
, as ambassador to Pope
Urban VI Pope Urban VI (; ; c. 1318 – 15 October 1389), born Bartolomeo Prignano (), was head of the Catholic Church from 8 April 1378 to his death, in October 1389. He was the last pope elected from outside the College of Cardinals. His pontificate be ...
with a petition for the erection of an episcopal see at Vilnius and the appointment of
Andrzej Jastrzębiec Andrzej Jastrzębiec (died 1398), also known as Andrzej Wasilko or Andrzej Polak, was a Polish Catholic priest and diplomat, a first bishop of Seret and of Vilnius. He was part of the Jastrzebiec ancestral line of the szlachta (noble families) ...
to fill it. Jogaila returned to Lithuania in February 1387. The baptism of nobles and their peasants was at first carried out in the capital
Vilnius Vilnius ( , ) is the capital of and List of cities in Lithuania#Cities, largest city in Lithuania and the List of cities in the Baltic states by population, most-populous city in the Baltic states. The city's estimated January 2025 population w ...
and its environs. The nobility and some peasants in
Aukštaitija Aukštaitija (; literally ''Highland'' or ''Upland'') is the name of one of five ethnographic regions of Lithuania. The name comes from the fact that the lands are in the upper basin of the Nemunas, as opposed to the Lowlands that begin from Š ...
were baptized in spring, followed by the rest of the Lithuanian nobility. The parishes were established in ethnic Lithuania and the new
Vilnius Cathedral The Cathedral Basilica of St Stanislaus and St Ladislaus of Vilnius, also known as Vilnius Cathedral is the main Catholic cathedral in Lithuania. It is situated in Vilnius Old Town, just off Cathedral Square. Dedicated to the Christian saints ...
was built in 1387 on the site of a demolished pagan temple. According to the information of disputed accuracy provided by
Jan Długosz Jan Długosz (; 1 December 1415 – 19 May 1480), also known in Latin as Johannes Longinus, was a Polish priest, chronicler, diplomat, soldier, and secretary to Bishop Zbigniew Oleśnicki of Kraków. He is considered Poland's first histo ...
, the first
parochial church A parish church (or parochial church) in Christianity is the church which acts as the religious centre of a parish. In many parts of the world, especially in rural areas, the parish church may play a significant role in community activities, ...
es were built in Lithuanian
pagan Paganism (, later 'civilian') is a term first used in the fourth century by early Christians for people in the Roman Empire who practiced polytheism, or ethnic religions other than Christianity, Judaism, and Samaritanism. In the time of the ...
towns Vilkmergė,
Maišiagala Maišiagala is a historic town in Vilnius district municipality, Lithuania. It is located about northwest of Vilnius city municipality near the Vilnius–Panevėžys highway. According to the 2021 census, it had a population of 1 562, a decreas ...
,
Lida Lida is a city in Grodno Region, western Belarus, located west of Minsk. It serves as the administrative center of Lida District. As of 2025, it has a population of 103,262. Etymology The name ''Lida'' arises from its Lithuanian name ''Ly ...
,
Nemenčinė Nemenčinė () is a city in Vilnius district municipality, Lithuania, it is located only about north-east of Vilnius. Close to Nemenčinė forest was planted which forms a sentence ''Žalgiris 600'' (commemorating the Battle of Grunwald) visibl ...
,
Medininkai Medininkai (; ; , old ) is a village in Lithuania. Administrationwise it is centre to the :lt:Medininkų seniūnija, Medininkai Eldership, which forms part of the Vilnius District Municipality; the district itself is in turn part of the Vilnius C ...
, Kreva, Haina and Abolcy, all belonging to the Jogaila's patrimony. Jogaila destroyed the old places of worship:
altar An altar is a table or platform for the presentation of religion, religious offerings, for sacrifices, or for other ritualistic purposes. Altars are found at shrines, temples, Church (building), churches, and other places of worship. They are use ...
s,
sacred grove Sacred groves, sacred woods, or sacred forests are groves of trees that have special religious importance within a particular culture. Sacred groves feature in various cultures throughout the world. These are forest areas that are, for the most ...
s, killed
grass snakes The grass snake (''Natrix natrix''), sometimes called the ringed snake or water snake, is a Eurasian semi-aquatic non-venomous colubrid snake. It is often found near water and feeds almost exclusively on amphibians. Subspecies Many subspecies ...
and other snakes that were regarded as divine guardians of households at the time. The
papal bull A papal bull is a type of public decree, letters patent, or charter issued by the pope of the Catholic Church. It is named after the leaden Seal (emblem), seal (''bulla (seal), bulla'') traditionally appended to authenticate it. History Papal ...
issued by
Pope Urban VI Pope Urban VI (; ; c. 1318 – 15 October 1389), born Bartolomeo Prignano (), was head of the Catholic Church from 8 April 1378 to his death, in October 1389. He was the last pope elected from outside the College of Cardinals. His pontificate be ...
on 12 March 1388 has information about destruction of pagan cult objects in
Vilnius Vilnius ( , ) is the capital of and List of cities in Lithuania#Cities, largest city in Lithuania and the List of cities in the Baltic states by population, most-populous city in the Baltic states. The city's estimated January 2025 population w ...
and provided legal grounds for establishment of the
Vilnius Cathedral The Cathedral Basilica of St Stanislaus and St Ladislaus of Vilnius, also known as Vilnius Cathedral is the main Catholic cathedral in Lithuania. It is situated in Vilnius Old Town, just off Cathedral Square. Dedicated to the Christian saints ...
. On 19 April 1389, Pope Urban VI recognized the status of Lithuania as a Roman Catholic state. Lithuania was the last state in
Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...
to be
Christianized Christianization (or Christianisation) is a term for the specific type of change that occurs when someone or something has been or is being converted to Christianity. Christianization has, for the most part, spread through missions by individu ...
.
Samogitia Samogitia, often known by its Lithuanian language, Lithuanian name ''Žemaitija'' (Samogitian language, Samogitian: ''Žemaitėjė''; see Samogitia#Etymology and alternative names, below for alternative and historical names) is one of the five ...
was the last ethnic region of Lithuania to become Christianized in 1413, following the defeat of the
Teutonic Order The Teutonic Order is a religious order (Catholic), Catholic religious institution founded as a military order (religious society), military society in Acre, Israel, Acre, Kingdom of Jerusalem. The Order of Brothers of the German House of Sa ...
in the
Battle of Grunwald The Battle of Grunwald was fought on 15 July 1410 during the Polish–Lithuanian–Teutonic War. The alliance of the Crown of the Kingdom of Poland and the Grand Duchy of Lithuania, led respectively by King Władysław II Jagiełło (Jogaila), a ...
and the Peace of Thorn and its subsequent return to the Lithuanian control. In November 1413, Vytautas himself sailed
Neman River Neman, Nemunas or Niemen is a river in Europe that rises in central Belarus and flows through Lithuania then forms Lithuania–Russia border, the northern border of Kaliningrad Oblast, Russia's western exclave, which specifically follows its s ...
and
Dubysa The Dubysa, at 131 km, is the 15th longest river solely in Lithuania. It originates just a few kilometers from Lake Rėkyva near Šiauliai city in northern Lithuania. At first it flows south, before turning southeast at Lyduvėnai and so ...
, reached the environs of
Betygala Betygala is a small town in Kaunas County in central Lithuania. As of 2011 it had a population of 488. In the 13th and 14th centuries the town had a noted Samogitan fortress, attacked by the Teutonic Knights numerous time. One of the first churches ...
, where he baptised the first groups of
Samogitians Samogitians ( Samogitian: ''žemaitē'', , ) are the inhabitants of Samogitia, an ethnographic region of Lithuania. Many speak the Samogitian language, which in Lithuania is mostly considered a dialect of the Lithuanian language together with t ...
. In 1416, the construction of eight first parochial churches was started. The Diocese of Samogitia was established on 23 October 1417 and
Matthias of Trakai Matthias of Trakai or of Vilnius (; ; in Vilnius – 9 May 1453 in Vilnius) was a Lithuanian Roman Catholic clergyman, the first Bishop of Samogitia from its establishment in 1417 until 1422 and the fifth Bishop of Vilnius from 4 May 1422 and ...
became the first
Bishop of Samogitia A bishop is an ordained member of the clergy who is entrusted with a position of authority and oversight in a religious institution. In Christianity, bishops are normally responsible for the governance and administration of dioceses. The role ...
. The
cathedral A cathedral is a church (building), church that contains the of a bishop, thus serving as the central church of a diocese, Annual conferences within Methodism, conference, or episcopate. Churches with the function of "cathedral" are usually s ...
was built in
Medininkai Medininkai (; ; , old ) is a village in Lithuania. Administrationwise it is centre to the :lt:Medininkų seniūnija, Medininkai Eldership, which forms part of the Vilnius District Municipality; the district itself is in turn part of the Vilnius C ...
around 1464.


Aftermath

Ethnic
Lithuanian nobles The Lithuanian nobility () or ''szlachta'' of the Grand Duchy of Lithuania (, ) was historically a legally privileged hereditary elite class in the Grand Duchy of Lithuania and Polish Lithuanian Commonwealth (including during period of foreign r ...
were the main converts to Catholicism, but paganism remained strong among the peasantry. Pagan customs prevailed for a long time among the common people of Lithuania and were covertly practiced. There had been no persecution of priests and adherents of the old faith. However, by the 17th century, following the
Counter-Reformation The Counter-Reformation (), also sometimes called the Catholic Revival, was the period of Catholic resurgence that was initiated in response to, and as an alternative to or from similar insights as, the Protestant Reformations at the time. It w ...
(1545–1648), the Roman Catholic faith had essentially taken precedence over earlier pagan beliefs. The conversion and its political implications had lasting repercussions for the history of Lithuania. As the majority of the population of the Grand Duchy of Lithuania outside
Lithuania proper Lithuania proper refers to a region that existed within the Grand Duchy of Lithuania where the Lithuanian language was spoken. The primary meaning is identical to the Duchy of Lithuania, a land around which the Grand Duchy of Lithuania evolved. T ...
was Orthodox and the elite gradually converted to
Roman Catholicism The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...
, religious tensions increased. Some of the Orthodox
Gediminids The House of Gediminas (), or simply the Gediminids, were a dynasty of monarchs in the Grand Duchy of Lithuania that reigned from the 14th to the 16th century. A cadet branch of this family, known as the Jagiellonian dynasty, reigned also in th ...
left Lithuania for
Muscovy Muscovy or Moscovia () is an alternative name for the Principality of Moscow (1263–1547) and the Tsardom of Russia (1547–1721). It may also refer to: *Muscovy Company, an English trading company chartered in 1555 *Muscovy duck (''Cairina mosch ...
, where they gave rise to such families as the
Galitzine Galitzine is an alternative romanization of Golitsyn, a surname chiefly associated with members of the House of Golitsyn of Lithuanian-Russian origin. Notable people with the surname include: House of Golitsyn * Alexandra Pavlovna Galitzine ...
and the
Troubetzkoy The House of Trubetskoy, (; ; ; Ruthenian: ''Trubetsky''; ; ; ; ; ; ) is a Russian gentry family of Ruthenian stock and Lithuanian origin, like many other princely houses of Grand Duchy of Lithuania, later prominent in Russian history, science, ...
. The Orthodox population of present-day
Ukraine Ukraine is a country in Eastern Europe. It is the List of European countries by area, second-largest country in Europe after Russia, which Russia–Ukraine border, borders it to the east and northeast. Ukraine also borders Belarus to the nor ...
and eastern
Belarus Belarus, officially the Republic of Belarus, is a landlocked country in Eastern Europe. It is bordered by Russia to the east and northeast, Ukraine to the south, Poland to the west, and Lithuania and Latvia to the northwest. Belarus spans an a ...
often sympathized with the rulers of Muscovy, who portrayed themselves as the champions of Orthodoxy. These feelings contributed to such reverses as the
Battle of Vedrosha The Battle of heVedrosha (; ) was fought near the Vedrosha river, close to Dorogobuzh (then in the Grand Duchy of Lithuania, now in Russia) on 14 July 1500, during the Second Muscovite–Lithuanian War (1500–1503). In the battle of Vedros ...
, which crippled the Grand Duchy and undermined its position as a dominant power in
Eastern Europe Eastern Europe is a subregion of the Europe, European continent. As a largely ambiguous term, it has a wide range of geopolitical, geographical, ethnic, cultural and socio-economic connotations. Its eastern boundary is marked by the Ural Mountain ...
. On the other hand, the conversion to Roman Catholicism facilitated Lithuania's integration into the cultural sphere of
Central Europe Central Europe is a geographical region of Europe between Eastern Europe, Eastern, Southern Europe, Southern, Western Europe, Western and Northern Europe, Northern Europe. Central Europe is known for its cultural diversity; however, countries in ...
and paved the way to the political alliance of Lithuania and Poland, finalized as the
Union of Lublin The Union of Lublin (; ) was signed on 1 July 1569 in Lublin, Poland, and created a single state, the Polish–Lithuanian Commonwealth, one of the largest countries in Europe at the time. It replaced the personal union of the Crown of the Kingd ...
in 1569.


See also

*
Northern Crusades The Northern Crusades or Baltic Crusades were Christianization campaigns undertaken by Catholic Church, Catholic Christian Military order (society), military orders and kingdoms, primarily against the paganism, pagan Balts, Baltic, Baltic Finns, ...
*
History of Lithuania History is the systematic study of the past, focusing primarily on the human past. As an academic discipline, it analyses and interprets evidence to construct narratives about what happened and explain why it happened. Some theorists categ ...


References


External links


The Conversion of Lithuania 1387
{{Lithuania topics 1387 in Europe 14th century in Lithuania History of Christianity in Lithuania Lithuania, Christianization of 14th-century Catholicism Paganism in Lithuania