| Siege of Trondheim | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Part of the Dano-Swedish War (1658–1660) | |||||||||
 Map over Trondheim from 1658 showing Bjelkes counteroffensive. | |||||||||
| |||||||||
| Belligerents | |||||||||
 Swedish Empire |
 Denmark–Norway | ||||||||
| Commanders and leaders | |||||||||
|
Axel Posse |
Jørgen Bjelke | ||||||||
| Units involved | |||||||||
|
Trondheim garrison |
Tønsbergske regiment Vesterlenske regiment | ||||||||
| Strength | |||||||||
| 606 men | Atleast 2,500 men | ||||||||
| Casualties and losses | |||||||||
| 265 killed[a] | Unknown | ||||||||
The siege of Trondheim was the successful siege and recapture of the city of Trondheim by Norwegian troops in 1658 that had been previously lost with the Treaty of Roskilde.
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