Treaty of Lausanne (1923)
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The Treaty of Lausanne (, ) is a
peace treaty A peace treaty is an treaty, agreement between two or more hostile parties, usually country, countries or governments, which formally ends a declaration of war, state of war between the parties. It is different from an armistice, which is an ag ...
negotiated during the
Lausanne Conference of 1922–1923 The Conference of Lausanne was a conference held in Lausanne, Switzerland, during 1922 and 1923. Its purpose was the negotiation of a treaty to replace the Treaty of Sèvres, which, under the new government of Mustafa Kemal Atatürk, was no longe ...
and signed in the Palais de Rumine in
Lausanne Lausanne ( , ; ; ) is the capital and largest List of towns in Switzerland, city of the Swiss French-speaking Cantons of Switzerland, canton of Vaud, in Switzerland. It is a hilly city situated on the shores of Lake Geneva, about halfway bet ...
, Switzerland, on 24 July 1923. The treaty officially resolved the conflict that had initially arisen between the
Ottoman Empire The Ottoman Empire (), also called the Turkish Empire, was an empire, imperial realm that controlled much of Southeast Europe, West Asia, and North Africa from the 14th to early 20th centuries; it also controlled parts of southeastern Centr ...
and the Allied
French Republic France, officially the French Republic, is a country located primarily in Western Europe. Overseas France, Its overseas regions and territories include French Guiana in South America, Saint Pierre and Miquelon in the Atlantic Ocean#North Atlan ...
,
British Empire The British Empire comprised the dominions, Crown colony, colonies, protectorates, League of Nations mandate, mandates, and other Dependent territory, territories ruled or administered by the United Kingdom and its predecessor states. It bega ...
,
Kingdom of Italy The Kingdom of Italy (, ) was a unitary state that existed from 17 March 1861, when Victor Emmanuel II of Kingdom of Sardinia, Sardinia was proclamation of the Kingdom of Italy, proclaimed King of Italy, until 10 June 1946, when the monarchy wa ...
,
Empire of Japan The Empire of Japan, also known as the Japanese Empire or Imperial Japan, was the Japanese nation state that existed from the Meiji Restoration on January 3, 1868, until the Constitution of Japan took effect on May 3, 1947. From Japan–Kor ...
,
Kingdom of Greece The Kingdom of Greece (, Romanization, romanized: ''Vasíleion tis Elládos'', pronounced ) was the Greece, Greek Nation state, nation-state established in 1832 and was the successor state to the First Hellenic Republic. It was internationally ...
,
Kingdom of Serbia The Kingdom of Serbia was a country located in the Balkans which was created when the ruler of the Principality of Serbia, Milan I of Serbia, Milan I, was proclaimed king in 1882. Since 1817, the Principality was ruled by the Obrenović dynast ...
, and the
Kingdom of Romania The Kingdom of Romania () was a constitutional monarchy that existed from with the crowning of prince Karl of Hohenzollern-Sigmaringen as King of Romania, King Carol I of Romania, Carol I (thus beginning the Romanian royal family), until 1947 wit ...
since the outset of
World War I World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
. The original text of the treaty is in English and French. It emerged as a second attempt at peace after the failed and unratified
Treaty of Sèvres The Treaty of Sèvres () was a 1920 treaty signed between some of the Allies of World War I and the Ottoman Empire, but not ratified. The treaty would have required the cession of large parts of Ottoman territory to France, the United Kingdom, ...
, which had sought to partition Ottoman territories. The earlier treaty, signed in 1920, was later rejected by the
Turkish National Movement The Turkish National Movement (), also known as the Anatolian Movement (), the Nationalist Movement (), and the Kemalists (, ''Kemalciler'' or ''Kemalistler''), included political and military activities of the Turkish revolutionaries that resu ...
which actively opposed its terms. As a result of Greek defeat in the Greco-Turkish War, Turkish forces recaptured
İzmir İzmir is the List of largest cities and towns in Turkey, third most populous city in Turkey, after Istanbul and Ankara. It is on the Aegean Sea, Aegean coast of Anatolia, and is the capital of İzmir Province. In 2024, the city of İzmir had ...
, and the Armistice of Mudanya was signed in October 1922. This armistice provided for the exchange of Greek-Turkish populations and allowed unrestricted civilian, non-military passage through the
Turkish Straits The Turkish Straits () are two internationally significant waterways in northwestern Turkey. The Straits create a series of international passages that connect the Aegean and Mediterranean seas to the Black Sea. They consist of the Dardanelles ...
. Turkey
ratified Ratification is a principal's legal confirmation of an act of its agent. In international law, ratification is the process by which a state declares its consent to be bound to a treaty. In the case of bilateral treaties, ratification is usuall ...
the treaty on 23 August 1923, and all other signatories did so by 16 July 1924. The Treaty of Lausanne became effective on 6 August 1924. Additionally, a declaration of amnesty was issued, granting immunity for crimes committed between 1914 and 1922, including the
Armenian genocide The Armenian genocide was the systematic destruction of the Armenians, Armenian people and identity in the Ottoman Empire during World War I. Spearheaded by the ruling Committee of Union and Progress (CUP), it was implemented primarily t ...
and
Greek genocide The Greek genocide (), which included the Pontic genocide, was the systematic killing of the Christian Ottoman Greek population of Anatolia, which was carried out mainly during World War I and its aftermath (1914–1922) – including the T ...
. Historian Hans-Lukas Kieser asserts that "Lausanne tacitly endorsed comprehensive policies of expulsion and extermination of hetero-ethnic and hetero-religious groups".


Background

After the withdrawal of the Greek forces in
Asia Minor Anatolia (), also known as Asia Minor, is a peninsula in West Asia that makes up the majority of the land area of Turkey. It is the westernmost protrusion of Asia and is geographically bounded by the Mediterranean Sea to the south, the Aegean ...
and the expulsion of the Ottoman Sultan by the Turkish army under the command of
Mustafa Kemal Atatürk Mustafa Kemal Atatürk ( 1881 â€“ 10 November 1938) was a Turkish field marshal and revolutionary statesman who was the founding father of the Republic of Turkey, serving as its first President of Turkey, president from 1923 until Death an ...
, the
Ankara Ankara is the capital city of Turkey and List of national capitals by area, the largest capital by area in the world. Located in the Central Anatolia Region, central part of Anatolia, the city has a population of 5,290,822 in its urban center ( ...
-based Kemalist government of the
Turkish National Movement The Turkish National Movement (), also known as the Anatolian Movement (), the Nationalist Movement (), and the Kemalists (, ''Kemalciler'' or ''Kemalistler''), included political and military activities of the Turkish revolutionaries that resu ...
rejected the territorial losses imposed by the 1920
Treaty of Sèvres The Treaty of Sèvres () was a 1920 treaty signed between some of the Allies of World War I and the Ottoman Empire, but not ratified. The treaty would have required the cession of large parts of Ottoman territory to France, the United Kingdom, ...
, previously signed by the Ottoman Empire but remaining unratified. Britain had sought to undermine Turkish influence in
Mesopotamia Mesopotamia is a historical region of West Asia situated within the Tigris–Euphrates river system, in the northern part of the Fertile Crescent. Today, Mesopotamia is known as present-day Iraq and forms the eastern geographic boundary of ...
and
Kirkuk Kirkuk (; ; ; ) is a major city in northern Iraq, serving as the capital of the Kirkuk Governorate. The city is home to a diverse population of Kurds, Iraqi Turkmen, Iraqi Turkmens and Arabs. Kirkuk sits on the ruins of the original Kirkuk Cit ...
by seeking the creation of a Kurdish state in Eastern Anatolia. Secular Kemalist rhetoric relieved some of the international concerns about the future of
Armenians Armenians (, ) are an ethnic group indigenous to the Armenian highlands of West Asia.Robert Hewsen, Hewsen, Robert H. "The Geography of Armenia" in ''The Armenian People From Ancient to Modern Times Volume I: The Dynastic Periods: From Antiq ...
who had survived the 1915
Armenian genocide The Armenian genocide was the systematic destruction of the Armenians, Armenian people and identity in the Ottoman Empire during World War I. Spearheaded by the ruling Committee of Union and Progress (CUP), it was implemented primarily t ...
, and support for Kurdish
self determination Self-determination refers to a people's right to form its own political entity, and internal self-determination is the right to representative government with full suffrage. Self-determination is a cardinal principle in modern international la ...
similarly declined. Under the Treaty of Lausanne, signed in 1923, Eastern Anatolia became part of modern-day Turkey, in exchange for Turkey's relinquishing Ottoman-era claims to the oil-rich Arab lands. Negotiations were undertaken during the Conference of Lausanne.
İsmet İnönü Mustafa İsmet İnönü (24 September 1884 – 25 December 1973) was a Turkish politician and military officer who served as the second List of Presidents of Turkey, president of Turkey from 1938 to 1950, and as its Prime Minister of Turkey, pr ...
was the chief negotiator for Turkey.
Lord Curzon George Nathaniel Curzon, 1st Marquess Curzon of Kedleston (11 January 1859 – 20 March 1925), known as Lord Curzon (), was a British statesman, Conservative Party (UK), Conservative politician, explorer and writer who served as Viceroy of India ...
, the British Foreign Secretary of that time, was the chief negotiator for the Allies, while
Eleftherios Venizelos Eleftherios Kyriakou Venizelos (, ; – 18 March 1936) was a Cretan State, Cretan Greeks, Greek statesman and prominent leader of the Greek national liberation movement. As the leader of the Liberal Party (Greece), Liberal Party, Venizelos ser ...
negotiated on behalf of
Greece Greece, officially the Hellenic Republic, is a country in Southeast Europe. Located on the southern tip of the Balkan peninsula, it shares land borders with Albania to the northwest, North Macedonia and Bulgaria to the north, and Turkey to th ...
. The negotiations took many months. On 20 November 1922, the peace conference was opened; the treaty was signed on 24 July after eight months of arduous negotiation, punctuated by several Turkish withdrawals. The Allied delegation included U.S. Admiral Mark L. Bristol, who served as the United States High Commissioner and supported Turkish efforts.


Stipulations

The treaty was composed of 143 articles with major sections including: The treaty provided for the independence of the Republic of Turkey but also for the protection of the Greek Orthodox Christian minority in Turkey and the Muslim minority in Greece. However, most of the Christian population of Turkey and the Muslim population of Greece had already been deported under the earlier
Convention Concerning the Exchange of Greek and Turkish Populations The Convention Concerning the Exchange of Greek and Turkish Populations (, ), also known as the Lausanne Convention, was an agreement between the Greece, Greek and Turkey, Turkish governments signed by their representatives in Lausanne on 30 Janua ...
signed by Greece and Turkey. Only the Greek Orthodox of
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 ...
,
Imbros Imbros (; ; ), officially Gökçeada () since 29 July 1970,Alexis Alexandris, "The Identity Issue of The Minorities in Greece And Turkey", in Hirschon, Renée (ed.), ''Crossing the Aegean: An Appraisal of the 1923 Compulsory Population Exchang ...
and
Tenedos Tenedos (, ''Tenedhos''; ), or Bozcaada in Turkish language, Turkish, is an island of Turkey in the northeastern part of the Aegean Sea. Administratively, the island constitutes the Bozcaada, Çanakkale, Bozcaada district of Çanakkale Provinc ...
(about 270,000 at that time), and the Muslim population of
Western Thrace Western Thrace or West Thrace (, '' ytikíThráki'' ), also known as Greek Thrace or Aegean Thrace, is a geographical and historical region of Greece, between the Nestos and Evros rivers in the northeast of the country; East Thrace, which lie ...
(about 129,120 in 1923) were excluded. Article 14 of the treaty granted the islands of
Imbros Imbros (; ; ), officially Gökçeada () since 29 July 1970,Alexis Alexandris, "The Identity Issue of The Minorities in Greece And Turkey", in Hirschon, Renée (ed.), ''Crossing the Aegean: An Appraisal of the 1923 Compulsory Population Exchang ...
(Gökçeada) and Tenedos (Bozcaada) " special administrative organisation", a right that was revoked by the Turkish government on 17 February 1926. Turkey also formally accepted the loss of
Cyprus Cyprus (), officially the Republic of Cyprus, is an island country in the eastern Mediterranean Sea. Situated in West Asia, its cultural identity and geopolitical orientation are overwhelmingly Southeast European. Cyprus is the List of isl ...
(which had been leased to the British Empire following the
Congress of Berlin At the Congress of Berlin (13 June – 13 July 1878), the major European powers revised the territorial and political terms imposed by the Russian Empire on the Ottoman Empire by the Treaty of San Stefano (March 1878), which had ended the Rus ...
in 1878, but ''
de jure In law and government, ''de jure'' (; ; ) describes practices that are officially recognized by laws or other formal norms, regardless of whether the practice exists in reality. The phrase is often used in contrast with '' de facto'' ('from fa ...
'' remained an Ottoman territory until
World War I World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
). The fate of the province of
Mosul Mosul ( ; , , ; ; ; ) is a major city in northern Iraq, serving as the capital of Nineveh Governorate. It is the second largest city in Iraq overall after the capital Baghdad. Situated on the banks of Tigris, the city encloses the ruins of the ...
was left to be determined through the
League of Nations The League of Nations (LN or LoN; , SdN) was the first worldwide intergovernmental organisation whose principal mission was to maintain world peace. It was founded on 10 January 1920 by the Paris Peace Conference (1919–1920), Paris Peace ...
. Turkey also explicitly renounced all claims to the Dodecanese Islands, which
Italy Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...
had been obliged to return to Turkey according to Article 2 of the Treaty of Ouchy in 1912 following the
Italo-Turkish War The Italo-Turkish (, "Tripolitanian War", , "War of Libya"), also known as the Turco-Italian War, was fought between the Kingdom of Italy and the Ottoman Empire from 29 September 1911 to 18 October 1912. As a result of this conflict, Italy captur ...
(1911–1912).


Summary of contents of treaty


Borders

The treaty delimited the boundaries of
Greece Greece, officially the Hellenic Republic, is a country in Southeast Europe. Located on the southern tip of the Balkan peninsula, it shares land borders with Albania to the northwest, North Macedonia and Bulgaria to the north, and Turkey to th ...
,
Bulgaria Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe. It is situated on the eastern portion of the Balkans directly south of the Danube river and west of the Black Sea. Bulgaria is bordered by Greece and Turkey t ...
, and
Turkey Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...
. Specifically, the treaty provisioned that all the islands, islets and other territories in the Aegean Sea (Eastern Mediterranean in the original text) beyond three miles from the Turkish shores were ceded to Greece, with the exception of
Imbros Imbros (; ; ), officially Gökçeada () since 29 July 1970,Alexis Alexandris, "The Identity Issue of The Minorities in Greece And Turkey", in Hirschon, Renée (ed.), ''Crossing the Aegean: An Appraisal of the 1923 Compulsory Population Exchang ...
,
Tenedos Tenedos (, ''Tenedhos''; ), or Bozcaada in Turkish language, Turkish, is an island of Turkey in the northeastern part of the Aegean Sea. Administratively, the island constitutes the Bozcaada, Çanakkale, Bozcaada district of Çanakkale Provinc ...
and Rabbit islands ( Articles 6 and 12). There is a special notation in both articles, that, unless it is explicitly stated otherwise, the Turkish sovereignty extends three miles from Asia Minor shores. The Greek population of Imbros and Tenedos was not included in the population exchange and would be protected under the stipulations of the protection of the minorities in Turkey ( Article 38). The major issue of the war reparations, demanded from Greece by Turkey, was abandoned after Greece agreed to cede Karaağaç to Turkey. Turkey also formally ceded all claims on the Dodecanese Islands (Article 15);
Cyprus Cyprus (), officially the Republic of Cyprus, is an island country in the eastern Mediterranean Sea. Situated in West Asia, its cultural identity and geopolitical orientation are overwhelmingly Southeast European. Cyprus is the List of isl ...
(Article 20);
Egypt Egypt ( , ), officially the Arab Republic of Egypt, is a country spanning the Northeast Africa, northeast corner of Africa and Western Asia, southwest corner of Asia via the Sinai Peninsula. It is bordered by the Mediterranean Sea to northe ...
and
Sudan Sudan, officially the Republic of the Sudan, is a country in Northeast Africa. It borders the Central African Republic to the southwest, Chad to the west, Libya to the northwest, Egypt to the north, the Red Sea to the east, Eritrea and Ethiopi ...
(Article 17);
Syria Syria, officially the Syrian Arab Republic, is a country in West Asia located in the Eastern Mediterranean and the Levant. It borders the Mediterranean Sea to the west, Turkey to Syria–Turkey border, the north, Iraq to Iraq–Syria border, t ...
and
Iraq Iraq, officially the Republic of Iraq, is a country in West Asia. It is bordered by Saudi Arabia to Iraq–Saudi Arabia border, the south, Turkey to Iraq–Turkey border, the north, Iran to Iran–Iraq border, the east, the Persian Gulf and ...
(Article 3); and (along with the Treaty of Ankara) settled the boundaries of the latter two nations. The territories to the south of Syria and Iraq on the
Arabian Peninsula The Arabian Peninsula (, , or , , ) or Arabia, is a peninsula in West Asia, situated north-east of Africa on the Arabian plate. At , comparable in size to India, the Arabian Peninsula is the largest peninsula in the world. Geographically, the ...
, which still remained under Turkish control when the
Armistice of Mudros The Armistice of Mudros () ended hostilities in the Middle Eastern theatre between Ottoman Turkey and the Allies of World War I. It was signed on 30 October 1918 by the Ottoman Minister of Marine Affairs Rauf Bey and British Admiral Somerset ...
was signed on 30 October 1918, were not explicitly identified in the text of the treaty. However, the definition of Turkey's southern border in Article 3 also meant that Turkey officially ceded them. These territories included the
Mutawakkilite Kingdom of Yemen The Kingdom of Yemen (), officially the Mutawakkilite Kingdom of Yemen () and also known simply as Yemen or, retrospectively, as North Yemen, was a state that existed between 1918 and 1970 in the northwestern part of the modern country of Yemen ...
,
Asir Asir, officially the Aseer Province, is a province of Saudi Arabia in southern Arabia. It has an area of , and an estimated population of 2,024,285 (in 2022). Asir is bounded by the Mecca Province to the north and west, al-Bahah Province to the ...
and parts of
Hejaz Hejaz is a Historical region, historical region of the Arabian Peninsula that includes the majority of the western region of Saudi Arabia, covering the cities of Mecca, Medina, Jeddah, Tabuk, Saudi Arabia, Tabuk, Yanbu, Taif and Al Bahah, Al-B ...
like the city of
Medina Medina, officially al-Madinah al-Munawwarah (, ), also known as Taybah () and known in pre-Islamic times as Yathrib (), is the capital of Medina Province (Saudi Arabia), Medina Province in the Hejaz region of western Kingdom of Saudi Arabia, ...
. They were held by Turkish forces until 23 January 1919. By Articles 25 and 26 of the Treaty of Lausanne, Turkey officially ceded Adakale Island in the
Danube River The Danube ( ; see also other names) is the second-longest river in Europe, after the Volga in Russia. It flows through Central and Southeastern Europe, from the Black Forest south into the Black Sea. A large and historically important riv ...
to
Romania Romania is a country located at the crossroads of Central Europe, Central, Eastern Europe, Eastern and Southeast Europe. It borders Ukraine to the north and east, Hungary to the west, Serbia to the southwest, Bulgaria to the south, Moldova to ...
by formally recognizing the related provisions in the
Treaty of Trianon The Treaty of Trianon (; ; ; ), often referred to in Hungary as the Peace Dictate of Trianon or Dictate of Trianon, was prepared at the Paris Peace Conference (1919–1920), Paris Peace Conference. It was signed on the one side by Hungary ...
of 1920. Due to a diplomatic irregularity at the 1878
Congress of Berlin At the Congress of Berlin (13 June – 13 July 1878), the major European powers revised the territorial and political terms imposed by the Russian Empire on the Ottoman Empire by the Treaty of San Stefano (March 1878), which had ended the Rus ...
, the island had technically remained part of the Ottoman Empire. Turkey also renounced its privileges in
Libya Libya, officially the State of Libya, is a country in the Maghreb region of North Africa. It borders the Mediterranean Sea to the north, Egypt to Egypt–Libya border, the east, Sudan to Libya–Sudan border, the southeast, Chad to Chad–L ...
which were defined by Article 10 of the Treaty of Ouchy in 1912 (per Article 22 of the Treaty of Lausanne in 1923.)


Agreements

Among many agreements, there was a separate agreement with the United States, the Chester concession. In the United States, the treaty was opposed by several groups, including the Committee Opposed to the Lausanne Treaty (COLT), and on 18 January 1927, the
United States Senate The United States Senate is a chamber of the Bicameralism, bicameral United States Congress; it is the upper house, with the United States House of Representatives, U.S. House of Representatives being the lower house. Together, the Senate and ...
refused to ratify the treaty by a vote of 50–34, six votes short of the two-thirds required by the Constitution. Consequently, Turkey annulled the concession. Besides, Turkey was obliged to instate four European advisors on juridical matters for five years.Liebisch-Gümüş, Carolin (6 July 2020). p. 257 The advisors were to observe a juridical reform in Turkey. The advisors contract could be renewed if the suggested reforms would not have taken place. Subsequently, Turkey worked on and announced a new Turkish constitution and reformed the Turkish justice system by including the
Swiss Civil code The Swiss Civil Code (SR/RS 210, ; ; ; ) is a portion of the second part (SR/RS 2) of the internal Swiss law ("Private law - Administration of civil justice - Enforcement") that regulates the codified law ruling in Switzerland and relationshi ...
, the Italian criminal law and the German Commercial law before completion of the five years in question.


Declaration of Amnesty

Annex VIII to the treaty, called "Declaration of Amnesty", granted immunity to the perpetrators of any crimes "connected to political events" committed between 1914 and 1922. The treaty thus put an end to the effort to prosecute Ottoman war criminals for crimes such as the
Armenian genocide The Armenian genocide was the systematic destruction of the Armenians, Armenian people and identity in the Ottoman Empire during World War I. Spearheaded by the ruling Committee of Union and Progress (CUP), it was implemented primarily t ...
, the
Sayfo The Sayfo (, ), also known as the Seyfo or the Assyrian genocide, was the mass murder and deportation of Assyrian people, Assyrian/Syriac Christians in southeastern Anatolia and Persia's Azerbaijan (Iran), Azerbaijan province by Ottoman Army ...
, the
Greek genocide The Greek genocide (), which included the Pontic genocide, was the systematic killing of the Christian Ottoman Greek population of Anatolia, which was carried out mainly during World War I and its aftermath (1914–1922) – including the T ...
, and codified
impunity Impunity is the ability to act with exemption from punishments, losses, or other negative consequences. In the international law of human rights, impunity is failure to bring perpetrators of human rights violations to justice and, as such, itsel ...
for these crimes.


Legacy

The Treaty of Lausanne led to the international recognition of the sovereignty of the new
Republic of Turkey Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...
as the
successor state Succession of states is a concept in international relations regarding a successor state that has become a sovereign state over a territory (and populace) that was previously under the sovereignty of another state. The theory has its roots in 19th ...
of the Ottoman Empire. As result of the Treaty, the Ottoman public debt was divided between Turkey and the countries which emerged from the former Ottoman Empire. The convention on the
Straits A strait is a water body connecting two seas or water basins. The surface water is, for the most part, at the same elevation on both sides and flows through the strait in both directions, even though the topography generally constricts the ...
lasted for thirteen years and was replaced with the
Montreux Convention Regarding the Regime of the Straits The (Montreux) Convention regarding the Regime of the Straits, often known simply as the Montreux Convention, is an international agreement governing the Bosporus and Dardanelles straits in Turkey. Signed on 20 July 1936 at the Montreux Palace ...
in 1936. The customs limitations in the treaty were shortly after reworked. For Greece, the treaty brought to an end the impetus behind the
Megali Idea The Megali Idea () is a nationalist and irredentist concept that expresses the goal of reviving the Byzantine Empire, by establishing a Greek state, which would include the large Greek populations that were still under Ottoman rule after the ...
, the notion that modern Greece should encompass those territories in Asia Minor which had been populated with Greek speakers for up to 3000 years and which also formed the core of the
Eastern Roman Empire The Byzantine Empire, also known as the Eastern Roman Empire, was the continuation of the Roman Empire centred on Constantinople during late antiquity and the Middle Ages. Having survived the events that caused the fall of the Western Roman E ...
.
Hatay Province Hatay Province (, ) is the southernmost province and metropolitan municipality of Turkey. Its area is , and its population is 1,686,043 (2022). It is situated mostly outside Anatolia, along the eastern coast of the Levantine Sea. The province ...
remained a part of the
French Mandate of Syria The Mandate for Syria and the Lebanon (; , also referred to as the Levant States; 1923−1946) was a League of Nations mandate founded in the aftermath of the First World War and the partitioning of the Ottoman Empire, concerning the territories ...
according to the Treaty of Lausanne, but in 1938 gained its independence as the
Hatay State Hatay State (; ; ), also known informally as the Republic of Hatay (), was a transitional nation that existed from 2 September 1938 to 29 June 1939, being located in the territory of the Sanjak of Alexandretta of the French Mandate of Syria. The ...
, which later joined Turkey after a referendum in 1939. Political amnesty was given to opponents of the new Turkish regime but the government reserved the right to make 150 exceptions. The 150 personae non gratae of Turkey (mostly descendants of the Ottoman dynasty) slowly acquired citizenship – the last one in 1974.
Lloyd George David Lloyd George, 1st Earl Lloyd-George of Dwyfor (17 January 1863 – 26 March 1945) was Prime Minister of the United Kingdom from 1916 to 1922. A Liberal Party (United Kingdom), Liberal Party politician from Wales, he was known for leadi ...
declared the treaty an "abject, cowardly and infamous surrender". Historian Norman Naimark states, "The Lausanne Treaty served as a pivotal international precedent for transferring populations against their will throughout the twentieth century." Historian
Ronald Grigor Suny Ronald Grigor Suny (born September 25, 1940) is an American-Armenian historian and political scientist. Suny is the William H. Sewell Jr. Distinguished University Professor of History Emeritus at the University of Michigan and served as directo ...
states that the treaty "essentially confirmed the effectiveness of deportations or even murderous ethnic cleansing as a potential solution to population problems". * Historian Hans-Lukas Kieser states, "Lausanne tacitly endorsed comprehensive policies of expulsion and extermination of hetero-ethnic and hetero-religious groups, with fatal attraction for German revisionists and many other nationalists".


Conspiracy theories

The Treaty of Lausanne has given rise to a number of Islamist conspiracy theories in Turkey to defame the post-
war War is an armed conflict between the armed forces of states, or between governmental forces and armed groups that are organized under a certain command structure and have the capacity to sustain military operations, or between such organi ...
Turkish secular nationalist rule of the country. For example, it has been claimed that the treaty was signed to be effective for a century and there are "secret articles" in the treaty regarding Turkey's mining of natural resources. One conspiracy theory that had following in the 2010s held that the treaty would expire in 2023 and Turkey would be allowed to mine
boron Boron is a chemical element; it has symbol B and atomic number 5. In its crystalline form it is a brittle, dark, lustrous metalloid; in its amorphous form it is a brown powder. As the lightest element of the boron group it has three ...
and
petroleum Petroleum, also known as crude oil or simply oil, is a naturally occurring, yellowish-black liquid chemical mixture found in geological formations, consisting mainly of hydrocarbons. The term ''petroleum'' refers both to naturally occurring un ...
. This appears not to have happened.


See also

* Outline and timeline of the Greek genocide *
Human rights in Turkey Human rights in Turkey are protected by a variety of international law treaties, which take precedence over Legal system of the Republic of Turkey, domestic legislation, according to Article 90 of the 1982 Constitution of Turkey, Constitution. ...
*
Aftermath of World War I The aftermath of World War I saw far-reaching and wide-ranging cultural, economic, and social change across Europe, Asia, Africa, and in areas outside those that were directly involved. Four empires collapsed due to the war, old countries were a ...
* Conspiracy theories in Turkey *
Greek refugees Greek refugees is a collective term used to refer to the more than one million Greek Orthodox natives of Asia Minor, Thrace and the Black Sea areas who fled during the Greek genocide (1914-1923) and Greece's later defeat in the Greco-Turkish W ...
*
Greeks in Turkey The Greeks in Turkey () constitute a small population of Greek and Greek-speaking Eastern Orthodox Christians who mostly live in Istanbul, as well as on the two islands of the western entrance to the Dardanelles: Imbros and Tenedos ( and ''Bo ...
* Karamanlides *
Minority Treaties The Minority Treaties are treaties, League of Nations mandates, and unilateral declarations made by countries applying for membership in the League of Nations that conferred basic rights on all the inhabitants of the country without distinction ...
* Muslim minority of Greece *
Population exchange between Greece and Turkey The 1923 population exchange between Greece and Turkey stemmed from the "Convention Concerning the Exchange of Greek and Turkish Populations" signed at Lausanne, Switzerland, on 30 January 1923, by the governments of Greece and Turkey. It involv ...
*
San Remo conference The San Remo conference was an international meeting of the post-World War I Allied Supreme Council as an outgrowth of the Paris Peace Conference, held at Castle Devachan in Sanremo, Italy, from 19 to 26 April 1920. The San Remo Resolution ...
* Treaty of Lausanne Monument and Museum in Karaağaç, Edirne, Turkey * Turks of the Dodecanese * Turks of Western Thrace


Further reading

* *
online book review
* Marabello, Thomas Quinn (2023) "The Centennial of the Treaty of Lausanne: Turkey, Switzerland, the Great Powers and a Soviet Diplomat’s Assassination," ''Swiss American Historical Society Review'': Vol. 59: No. 3, Article 4. Available at: https://scholarsarchive.byu.edu/sahs_review/vol59/iss3/4 *


Notes and references


External links


Full text of the Treaty of Lausanne (1923)
!--Older version of BYU document: http://web.archive.org/web/19970606152516/http://www.lib.byu.edu/~rdh/wwi/1918p/lausanne.html--> * {{DEFAULTSORT:Lausanne Treaty Lausanne, Treaty of Aftermath of World War I in Turkey Forced migrations in Europe Forced migration in Asia Eleftherios Venizelos Treaties of Turkey
Treaty A treaty is a formal, legally binding written agreement between sovereign states and/or international organizations that is governed by international law. A treaty may also be known as an international agreement, protocol, covenant, convention ...
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