Battle of Poimanenon

The Battle of Poimanenon or Poemanenum was established in early 1224 (or late in 1223 ) fought between the troops of the two most important successor states of the Byzantine Empire, the Latin Empire and the Empire of Nicaea.

After the Treaty of Nymphaeum in 1214, the Latin Empire was the north-western coast of Asia Minor areas of Nicomedia controlled until after Adramyttion and mysische level. In 1222 the founder of the Empire of Nicaea, Theodore I Laskaris and his stepson John III died. ascended his throne. The follow-up was provided by Theodore brothers in question and the Sebastokratores Isaac and Alexios rebelled against him, which she called the emperor of the Latin Empire, Robert de Courtenay to help. At the top of the Latin army marched against John Vatatzes. The two armies met at Poimanenon, near a church dedicated to the Archangel Michael. Vatatzes could win a decisive victory. Among his prisoners, the two Laskaris brothers, who were blinded were.

This victory ushered in the Greek reconquest of Latin possessions in Asia Minor. From Nicaea in Asia and the Despotate of Epirus in Europe put in a pincer asked the Latin emperor for peace, which was closed in 1225. After the peace terms the Latins gave up all her Asiatic possessions, except the eastern shore of the Bosphorus and the city of Nicomedia with their surroundings.