19th century4 events4 regions
1803
In 1803: 4 events across 4 regions, including Louisiana Purchase, First Russian circumnavigation, Battle of Assaye.
Events
Eastern Europe
- First Russian circumnavigation26 July (7 August) 1803 – 7 (19) August 1806
South Asia
- Battle of Assaye23 September 1803
North America
- Louisiana Purchase30 April – 20 December 1803
Latin America
- Balmis Expedition30 November 1803 – 14 August 1806
Still going on
Processes that began earlier and continued through this period
- Haitian Revolutionbetween 21 August and 22 August 1791 – 1 January 1804 · Latin America
- White Lotus Rebellionbetween 1794 and 1796 – 1804 · East Asia