1245
First Council of Lyon
Political
On this day
343 events in the atlas are dated to 26 June, from 891 CE to 2026. The best known come first; below them is every one, age by age, the most significant first.
1245
Political
1522
Siege · Middle East
1945
Treaty · North America
1988
Accident · Europe
2003
Event · North America
2015
Attack · North Africa
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.