Introduction
The Siege of Danzig took place between 1655 and 1660 when a Swedish force tried to capture this important Baltic Sea port city from the Polish-Lithuanian Commonwealth during the Second Northern War.
After 5 years of fighting around Danzig (Gdańsk), the Swedish force which has made little ground surrendered.
Chronology of the Siege
- 1655:
- Swedish naval forces blocked Danzig’s harbor – trade was suspended.
- Swedish land forces capture the fortress Danziger Haupt (Głowa Gdańska, Danzig Head) – very important water gate on Vistula River.
- 1656:
- July – Dutch naval forces comes to Gdańsk Bay and unblock Danzig’s harbour.
- September – Treaty of Elbing: siege lifted due to Dutch intervention.
- 1659:
- 26 October – Poles defeated the Swedes in a skirmish near Danziger Haupt.
- 22 December – Swedish garrison of the fortress Danziger Haupt capitulated.
- 1660:
- May – Treaty of Oliva was signed.
- End of the war.
For all of this time, Danzig remained unconquered and loyal to Polish-Lithuanian Commonwealth.
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