December 15th (859) was a Monday. It's the 349th day of the year (350th in leap years) in the Gregorian calendar. There are 16 days left to the end of the year.
December 15th Holidays in History
» United States Bill of Rights Display and honoring of the Bill of Rights or Bill of Rights Day (United States)
» Christian feast day:
» December 15 (Eastern Orthodox liturgics)
» Drostan (Aberdeen Breviary)
» Maria Crocifissa di Rosa
» Mesmin
» Valerian of Abbenza
» Virginia Centurione Bracelli
» John Horden and Robert McDonald (missionary) called Robert McDonald (Episcopal Church (USA))
» Consualia, in honor of Consus. (Roman Empire)
» Occupation of the Channel Islands Legacy known as Homecoming Day (Alderney)
» Koninkrijksdag called Kingdom Day (Netherlands)
» Remembrance Day of Journalists Killed in the Line of Duty (Russia)