1340
Battle of Río Salado
Battle · Europe
On this day
340 events in the atlas are dated to 30 October, from 1207 BCE to 2025. The best known come first; below them is every one, age by age, the most significant first.
1340
Battle · Europe
1888
Event · Sub-Saharan Africa
1947
Treaty · Europe
1975
War · North Africa · 1975 – 1991
2020
Natural disaster · Middle East
2022
Rebellion · South America · 2022 – 2023
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.