December 1
December 1 is the 335th day of the year (336th in leap years) in the Gregorian calendar; 30 days remain until the end of the year. == Events == === Pre-1600 === 800 – A council is convened in the Vatican, at which Charlemagne is to judge the accusations against Pope Leo III. 1420 – Henry V of England enters Paris alongside his father-in-law King Charles VI of France.