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 On this day in history death of abu al-Hasan 'Ali, Sultan of Morocco (b. circa 1297)
1408 Death of Taejo of Joseon, ruler of Korea (b. 1335) on this day in history.
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 On this day in history nicolas Copernicus, astronomer, dies in Poland
1612 Robert Cecil, 1st Earl of Salisbury/PM (1598-1612), dies at 48 on this day in history.