# United Kingdom of Great Britain and Ireland is created (1801)

URL: https://english-history.com/timeline/1801-united-kingdom-of-great-britain-and-ireland-is-created
Categories: main-event

The Acts of Union merged Great Britain and Ireland under a single Parliament at Westminster. Within the broader Georgian Britain period, parliamentary government, industrialization, imperial expansion, war with France and political reform turned Britain into a global commercial and military power. This event is placed at 1 January 1801 in the chronology so it can be read alongside the political, military, social and cultural changes around it. The constitutional change created the United Kingdom in the form that endured until Irish partition.

## Why it matters
The constitutional change created the United Kingdom in the form that endured until Irish partition.

Ruler at the time: [George III](https://english-history.com/rulers/george-iii)

## Sources
- [Wikipedia topic lookup — United Kingdom of Great Britain and Ireland is created](https://en.wikipedia.org/wiki/Special:Search?search=United+Kingdom+of+Great+Britain+and+Ireland+is+created&go=Go)
- [Encyclopaedia Britannica topic lookup — United Kingdom of Great Britain and Ireland is created](https://www.britannica.com/search?query=United+Kingdom+of+Great+Britain+and+Ireland+is+created)
- [Wikipedia — Timeline of British history](https://en.wikipedia.org/wiki/Timeline_of_British_history_%281800%E2%80%931899%29)
- [The National Archives — empire and industry resources](https://www.nationalarchives.gov.uk/education/)