1183
Peace of Constance
Treaty · Europe
On this day
362 events in the atlas are dated to 25 June, from 524 CE to 2026. The best known come first; below them is every one, age by age, the most significant first.
1183
Treaty · Europe
1521
Siege · Europe
1876
Battle · North America
1950
War · East Asia · 1950 – 1953
1991
Event · 1991 – 1992
2009
Natural disaster · North America
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.