questionedithistorytranslationsCurrent version This is the accepted version. added by Jason Beagley April 15, 2013, 10:31 p.m. Which day was the last of the 20th century? 31 Dec 199931 Dec 200031 Dec 200131 Dec 1899There was no year number zero. So, the first century started on 1 Jan 1. Similarly, 21th century started 1 Jan 2001.Jason BeagleyShare and bring new players to the game!0Very uninterestingToo difficultPoorly writtenIncorrect or questionableCorrect this question3Very interesting!reach: rather globalcalendarhistorymathematicsmathstimeVotes +3 Very interesting! globalquiz.org