Michael IX Palaiologos was a Byzantine emperor who ruled from 1294 to 1320. He was the son of Andronikos II Palaiologos and became co-emperor at a young age. His reign was marked by military challenges, particularly against the Ottoman Turks and the Serbian Empire. Michael IX is known for his efforts to stabilize the Byzantine Empire during a time of decline. He also sought to improve relations with the Roman Catholic Church and worked on various diplomatic initiatives. Despite his efforts, the empire continued to face internal strife and external threats throughout his reign.