1868
Battle of Toba-Fushimi
Battle · East Asia
On this day
274 events in the atlas are dated to 31 January, from 1206 to 2026. The best known come first; below them is every one, age by age, the most significant first.
1868
Battle · East Asia
1953
Event · Europe
1967
Treaty · North America
2000
Accident · North America
2009
War · Sub-Saharan Africa
2020
Event · Europe
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.