Liveblogging History: December 30, 1066: Granada Massacre
Wikipedia: 1066 Granada massacre :
The 1066 Granada massacre took place on 30 December 1066 (9 Tevet 4827; 10 Safar 459 AH)
A Muslim mob stormed the royal palace in Granada, which was at that time in Muslim-ruled al-Andalus, assassinated the Jewish vizier Joseph ibn Naghrela, and massacred many of the Jewish population of the city.
Originally published at www.bradford-delong.com.