1588
Day of the Barricades
Protest · Europe
On this day
306 events in the atlas are dated to 12 May, from 361 BCE to 2026. The best known come first; below them is every one, age by age, the most significant first.
1588
Protest · Europe
1865
Battle · North America
1881
Treaty · North Africa
1926
Political · Europe
2010
Accident · North Africa
2017
Event
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.