events
September 4, 1282
Peter III of Aragon becomes the King of Sicily.

Peter III of Aragon
Peter III of Aragon was King of Aragon, King of Valencia, and Count of Barcelona from 1276 to his death. At the invitation of some rebels, he conquered the Kingdom of Sicily and became King of Sicily in 1282, pressing the claim of his wife, Constance II of Sicily, uniting the kingdom to the crown.