Siege of Bohus fortress

Siege of Bohus fortress
Part of the Scanian War
The Dano Norwegian siege of the fortress Bohus in Sweden in 1678. Drawing by the Swedish field marshal Erik Dahlberg
Date June 4 – July 23, 1678 Location Kungälv, Sweden Result Swedish victory
Belligerents
Sweden	Denmark-Norway
Commanders and leaders
Friedrich von Börstell Carl Gustaf Frölich Gustaf Otto Stenbock	Ulrik Frederik Gyldenløve
Strength
Bohus garrison: 400 Relief force: 12,000	12,000–15,000
Casualties and losses
Heavy	Unknown

The siege of Bohus fortress (1678) was a siege by Dano–Norwegian troops during the Scanian War. The siege was endured by the Swedish defenders for weeks before forcing a Dano–Norwegian retreat.