0846 On December - 06 birth of hasan al-Askari, Shia Imam (d. 874)
1285 On this day in history birth of king Ferdinand IV of Castile (d. 1312)
1421 On December - 06 birth of henry VI, king of England (1422-61, 1470-71)
1478 Baldassare Castiglione, Italian diplomat and author (d. 1529) was born on December - 06.
1550 Orazio Tiberio Vecchi, composer was born on December - 06.
1586 Niccolò Zucchi, Italian astronomer (d. 1670) was born on December - 06.
1608 On this day in history birth of george Monck/Monk, English general/gov of Scotland
1637 Sir Edmund Andros, English governor in North America (d. 1714) was born on this day in history.
0343 On this day in history death of saint Nicholas
1185 Afonso I, the Conqueror, king of Portugal (1143-85), dies at 76 on December - 06.
1352 On December - 06 clement VI, [Pierre Roger], Pope (1342-52), dies
1531 On this day in history death of john Volkertsz Trimaker, Dutch anabaptist leader, beheaded
1550 On December - 06 pieter Coecke van Aelst, Flemish painter, dies at 48
1562 Jan van Scorel, Dutch painter/architect, dies on December - 06.
1598 On December - 06 elbertus Leoninus, Dutch lawyer/politician, dies at about 78
1618 On this day in history death of jacques-Davy Duperron, French cardinal (b. 1556)