849 CE
Founding of Pagan kingdom
Founding · Southeast Asia
On this day
263 events in the atlas are dated to 23 December, from 14 BCE to 2025. The best known come first; below them is every one, age by age, the most significant first.
849 CE
Founding · Southeast Asia
1598
Battle · South America
1835
War · North America · 1835 – 1842
1972
Natural disaster · Mesoamerica and the Caribbean
1990
Election · Europe
2004
Battle · Middle East
Each event is listed under the date its sources give, as its page shows it. Before 1582, and in some countries later (Britain until 1752, Russia until 1918), that is a date of the Julian calendar, as on Wikipedia’s pages for each day.