December 12th (1580) was a Friday. It's the 346th day of the year (347th in leap years) in the Gregorian calendar. There are 19 days left to the end of the year.
December 12th Holidays in History
» Christian Feast Day:
» December 12 (Eastern Orthodox liturgics)
» Edburga of Minster-in-Thanet
» Feast of the Apparition of Our Lady of Guadalupe (Mexico)
» Vicelinus
» Constitution Day (Russia, 1993-2005)
» Jamhuri Day, celebrates the Independence Day or independence of Kenya from United Kingdom known as Britain in 1963.