The Battle of Poimanenon or Poemanenum was fought in early 1224 (or possibly late 1223) between the forces of the two main successor states of the

Byzantine Empire The Byzantine Empire, also referred to as the Eastern Roman Empire or Byzantium, was the continuation of the Roman Empire primarily in its eastern provinces during Late Antiquity and the Middle Ages, when its capital city was Constantinopl ...

; the

Latin Empire The Latin Empire, also referred to as the Latin Empire of Constantinople, was a feudal Crusader state founded by the leaders of the Fourth Crusade on lands captured from the Byzantine Empire. The Latin Empire was intended to replace the Byza ...

and the

Byzantine Greek Medieval Greek (also known as Middle Greek, Byzantine Greek, or Romaic) is the stage of the Greek language between the end of classical antiquity in the 5th–6th centuries and the end of the Middle Ages, conventionally dated to the Ottoman c ...

Empire of Nicaea The Empire of Nicaea or the Nicene Empire is the conventional historiographic name for the largest of the three Byzantine Greek''A Short history of Greece from early times to 1964'' by W. A. Heurtley, H. C. Darby, C. W. Crawley, C. M. Woodhous ...

. The opposing forces met at Poimanenon, south of

Cyzicus Cyzicus (; grc, Κύζικος ''Kúzikos''; ota, آیدینجق, ''Aydıncıḳ'') was an ancient Greek town in Mysia in Anatolia in the current Balıkesir Province of Turkey. It was located on the shoreward side of the present Kapıdağ Peni ...

Mysia Mysia (UK , US or ; el, Μυσία; lat, Mysia; tr, Misya) was a region in the northwest of ancient Asia Minor (Anatolia, Asian part of modern Turkey). It was located on the south coast of the Sea of Marmara. It was bounded by Bithynia on th ...

, near

Lake Kuş Lake Kuş ( tr, Kuş Gölü, lit=Bird Lake) or Lake Manyas ( tr, Manyas Gölü, link=no) is a lake in western Turkey, located in the Bandırma region. It is a shallow nutrient-rich freshwater lake (average depth 3 m) fed by groundwater and four ...

Background and battle

Since the Treaty of Nymphaeum in 1214, the Latin Empire had controlled the northwestern littoral of

Asia Minor Anatolia, tr, Anadolu Yarımadası), and the Anatolian plateau, also known as Asia Minor, is a large peninsula in Western Asia and the westernmost protrusion of the Asian continent. It constitutes the major part of modern-day Turkey. The re ...

, from

Nicomedia Nicomedia (; el, Νικομήδεια, ''Nikomedeia''; modern İzmit) was an ancient Greek city located in what is now Turkey. In 286, Nicomedia became the eastern and most senior capital city of the Roman Empire (chosen by the emperor Diocle ...

to Adramyttium, as well as the

n plain. In November 1221, the energetic founder of the Nicaean Empire, Theodore I Laskaris, died, and was succeeded by his son-in-law,

John III Doukas Vatatzes John III Doukas Vatatzes, Latinized as Ducas Vatatzes ( el, Ιωάννης Δούκας Βατάτζης, ''Iōannēs Doukas Vatatzēs'', c. 1192 – 3 November 1254), was Emperor of Nicaea from 1221 to 1254. He was succeeded by his son, known ...

, who had emerged as the victor out of the civil strife that had commenced since the death of Theodore I Laskaris. The succession was disputed by Theodore's brothers, the ''

sebastokrator ''Sebastokrator'' ( grc-byz, Σεβαστοκράτωρ, Sevastokrátor, August Ruler, ; bg, севастократор, sevastokrator; sh, sebastokrator), was a senior court title in the late Byzantine Empire. It was also used by other rulers wh ...

es'' Alexios Laskaris and Isaac Laskaris, who rose up in revolt and requested the aid of the Latin emperor, Robert of Courtenay. At the head of a Latin army, they marched against Vatatzes. The two armies met at Poimanenon, near a church dedicated to the

Archangel Michael Michael (; he, מִיכָאֵל, lit=Who is like El od, translit=Mīḵāʾēl; el, Μιχαήλ, translit=Mikhaḗl; la, Michahel; ar, ميخائيل ، مِيكَالَ ، ميكائيل, translit=Mīkāʾīl, Mīkāl, Mīkhāʾīl), also ...

. In the ensuing battle, Vatatzes achieved a decisive victory; among the captives taken were the two Laskaris brothers, who were blinded.

Aftermath

Summing up the importance of this battle, the 13th-century Byzantine historian

George Akropolites George Akropolites ( Latinized as Acropolites or Acropolita; el, , ''Georgios Akropolites''; 1217 or 1220 – 1282) was a Byzantine Greek historian and statesman born at Constantinople. Life In his sixteenth year he was sent by his father, th ...

wrote that "Since then (this battle), the state of the Italians he Latin Empire... began to decline". The news about the defeat at Poimanenon caused panic in the Latin imperial army besieging Serres from the

Despotate of Epirus The Despotate of Epirus ( gkm, Δεσποτᾶτον τῆς Ἠπείρου) was one of the Greek successor states of the Byzantine Empire established in the aftermath of the Fourth Crusade in 1204 by a branch of the Angelos dynasty. It clai ...

, which withdrew in chaos in the direction of Constantinople and was therefore defeated decisively by the troops of the Epirote ruler,

Theodore Komnenos Doukas Theodore Komnenos Doukas ( el, Θεόδωρος Κομνηνὸς Δούκας, ''Theodōros Komnēnos Doukas'', Latinized as Theodore Comnenus Ducas, died 1253) was ruler of Epirus and Thessaly from 1215 to 1230 and of Thessalonica and most ...

. This victory opened up the way for the recovery of most of the Latin possessions in Asia. Threatened both by Nicaea in Asia and

Epirus sq, Epiri rup, Epiru , native_name_lang = , settlement_type = Historical region , image_map = Epirus antiquus tabula.jpg , map_alt = , map_caption = Map of ancient Epirus by Heinri ...

in Europe, the Latin emperor sued for peace, which was concluded in 1225. According to its terms, the Latins abandoned all their Asian possessions except for the eastern shore of the

Bosporus The Bosporus Strait (; grc, Βόσπορος ; tr, İstanbul Boğazı 'Istanbul strait', colloquially ''Boğaz'') or Bosphorus Strait is a natural strait and an internationally significant waterway located in Istanbul in northwestern Tu ...

and the city of

with the surrounding region.

References

Sources

* * * * * {{DEFAULTSORT:Poimanenos, Battle Of 1224 in Asia Battles in medieval Anatolia Battles involving the Empire of Nicaea Battles involving the Latin Empire Conflicts in 1224 Byzantine Mysia History of Balıkesir Province