1141
Battle of Qatwan
Battle · Central Asia
On this day
380 events in the atlas are dated to 9 September, from 1141 to 2026. The best known come first; below them is every one, age by age, the most significant first.
1141
Battle · Central Asia
1513
Battle · Europe
1886
Treaty · Europe
1932
War · South America · 1932 – 1935
1997
Natural disaster
2025
Event · 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.