1144 Petronella, wife of earl Floris II the Vette of Holland/regent, dies on this day in history.
1153 David I, King of Scotland, dies on this day in history.
1351 Death of Abu al-Hasan 'Ali, Sultan of Morocco (b. circa 1297) on this day in history.
1408 On this day in history death of taejo of Joseon, ruler of Korea (b. 1335)
1425 On this day in history death of murdoch Stewart, 2nd Duke of Albany, Scottish politician (b. 1362)
1456 On this day in history death of ambroise de Loré, French military commander (b. 1396)
1543 Nicolas Copernicus, astronomer, dies in Poland on this day in history.
1612 On this day in history robert Cecil, 1st Earl of Salisbury/PM (1598-1612), dies at 48