1066
Battle of Stamford Bridge
Battle · Europe
On this day
370 events in the atlas are dated to 25 September, from 477 CE to 2026. The best known come first; below them is every one, age by age, the most significant first.
1066
Battle · Europe
1555
Treaty · Europe
1808
War · Mesoamerica and the Caribbean · 1808 – 1833
1964
War · Sub-Saharan Africa · 1964 – 1974
1978
Accident · North America
2017
Election · 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.