Atlas of Battles

battle, early modern

Battle of Västerås

Battle of Västerås was a battle fought on 29 April 1521 at Badelundaåsen, in what is now Sweden. It was part of the Swedish War of Liberation, which ran from 1521 to 1523. The recorded result: Swedish victory.

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Fought29 April 1521
WhereBadelundaåsen, Sweden59.633N, 16.617E
OutcomeSwedish victory
Belligerents20px SwedenagainstKalmar Union; Denmark
Part ofSwedish War of Liberation1521 to 1523

Where it sits in the Swedish War of Liberation

Battle of Falun, 1521Battle of Brunnbäck Ferry, 1521Battle of Västerås, 1521Conquest of Uppsala, 1521Conquest of Kalmar, 1523Conquest of Stockholm, 152315211523Battle of Västerås, 1521
7 placed engagements of the Swedish War of Liberation in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date29 April 1521
PlaceBadelundaåsen, Sweden
59.633N, 16.617E
KindBattle, early modern
Territorial changeVästerås captured by Gustav Vasa
Strength~15,000
Commanders
  • Gustav Vasa
  • Didrik Slagheck
Battle of VästeråsBattle of VästeråsBattle of GataskogenBattle of HarakerBattle of SparrsätraBattle of HällaskogenBattle of HerrevadsbroBattle of HällaskogenBattle of HerrevadsbroStockholmUppsalaÖrebroNorrköpingKarlstadGävleBorlängeFalun100 km59.633N, 16.617E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

In the same war

Elsewhere in 1521

Battle of Västerås is one of 1,470 engagements of the 16th century in the atlas and one of 117 in present-day Sweden.

Sources

Identity, coordinates, dates and the war from Wikidata Q3656504, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Battle of Västerås, revision 1370592790, read 2026-11-14, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.