Historical Events in 1287
- Jan 17 King Alfonso III of Aragon invades Minorca.
- Jan 21 The treaty of San Agayz is signed. Minorca is conquered by King Alfons III of Aragon.
- Dec 14 During St. Lucia's Flood in Northwest Netherlands the Zuiderzee seawall collapses with loss of over 50,000 lives. Fifth largest recorded flood in history
Famous People Born in 1287
- Jan 24 Richard Aungerville, English bishop (d. 1345)
- Apr 25 Roger de Mortimer, 1st Earl of March, de facto ruler of England, born in Wigmore Castle, Herefordshire, England (d. 1330)
World Leaders in 1287
Kublai Khan
Mongolian Emperor and Founder of the Yuan Dynasty
Kublai Khan