// Middle Ages
Kalmar Union
- Period
- AD 1402 – AD 1525
- Duration
- approx. 123 years
- Greatest extent
- around AD 1475
- Area (max.)
- approx. 1.3 million km²
Period and duration
Kalmar Union — according to the map data from AD 1402 to AD 1525, roughly 123 years. The dates refer to the time the empire is drawn as its own territory on the world map; historians sometimes date its founding and end differently.
Greatest extent
Kalmar Union — greatest extent around AD 1475: the mapped borders then cover about 1.3 million km², roughly 0.9% of Earth's land area. The area is calculated from the border lines of the map and is therefore an approximation.
Predecessors and successors
States that ruled the same territory directly before and after:
Before (AD 1401)
- Old Kingdom of Norway
- Kingdom of Sweden
After
- Denmark-Norway
- Kingdom of Sweden
Neighbours around AD 1475
The largest states in the region at the same time:
Learn more
- Open the world map in AD 1475 — tap the empire for a detailed description
- Kalmar Union on Wikipedia
- All 300 empires at a glance
Borders and dates: Cliopatria / Seshat Global History Databank (CC BY 4.0). Coastlines: Natural Earth. Text: Centaurian.