Treaty of Malbork

26 VI 1656

Documented

Charles X Gustav concluded an agreement at Malbork with Frederick William, Elector of Brandenburg. In exchange for military aid, the elector was promised territory in the Commonwealth.

Editorial credit: Potop.orgPage updated: 2026-09-29

Names and variants: pl Traktat malborski

The map shows the town or area of the event; it does not reconstruct troop positions.

Course of events

Charles X Gustav concluded an agreement at Malbork with Frederick William, Elector of Brandenburg. In exchange for military aid, the elector was promised territory in the Commonwealth.¹

A closer look

Elector Frederick William was to support Sweden militarily in exchange for four provinces. The museum explains the geographic purpose of the promise: those lands would connect Ducal Prussia with Brandenburg.¹

Notes

Traktat malborski, Oś czasu, Warszawa: Muzeum Wojska Polskiego w Warszawie

Campaign: 1656

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History

Malbork

Malbork

Sources for this page

Traktat malborski, Oś czasu, Warszawa: Muzeum Wojska Polskiego w Warszawie (Institution)