The Siege of Kulaca Hisar or Raid of Kulaca Hisar was a battle fought between the Byzantines and the Turks under the command of Osman Gazi in 1285.
Siege
Osman Bey, upon the death of Bayhoca, son of his brother Savcı Bey, in the , attacked the Byzantine-held Kulaca Hisar Castle, which is a few leagues away from İnegöl and located on the outskirts of Emirdağ. As a result of a night raid with a force of 300 people, the castle was captured by the Turks. This is the first castle conquest in the history of the Ottoman Empire. Since the captured Christian people of Kulaca Hisar accepted the rule of Osman Bey, the people there were not harmed.
See also
Siege of Bursa
Karacahisar Castle
References
Kulaca Hisar
Emirdağ District
Ancient Byzantium
13th century in the Ottoman Empire
History of Bursa Province
