December 12: edit
- 1098 - First Crusade: Massacre of Ma'arrat al-Numan - Crusaders breach the town's walls and massacre about 20,000 inhabitants. After finding themselves with insufficient food, they resort to cannibalism.
- 1531 - Apparition of Our Lady of Guadalupe to Juan Diego in Mexico City.
- 2007 - Judaism: Last day of Hanukkah, the Festival of Lights, ends at sundown.