Atlas of Battles

siege, early modern

Siege of Bohus Fortress

Siege of Bohus Fortress was a siege conducted on 4 June 1678 at Bohus Fortress, in what is now Sweden; it lasted 47 days. It was part of the Scanian War, which ran from 1675 to 1679. The recorded result: Swedish victory. Recorded strength: Bohus garrison: 400; Relief force: 12,000 against 12,000–15,000.

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The Norwegian-Danish siege of the fortress Bohus in Sweden at 1678. Drawing by the Swedish field marshal Erik Dahlberg
The Norwegian-Danish siege of the fortress Bohus in Sweden at 1678. Drawing by the Swedish field marshal Erik Dahlberg. Erik Dahlberg, Public domain, via Wikimedia Commons.
Fought4 June 1678lasted 47 days
WhereBohus Fortress, Sweden57.862N, 11.999E
OutcomeSwedish victory
BelligerentsSwedish EmpireagainstDenmark–Norway
Casualties and lossesHeavyandUnknown
Part ofScanian War1675 to 1679

Where it sits in the Scanian War

Battle of Rathenow, 1675Battle of Nauen, 1675Battle of Fehrbellin, 1675Bremen-Verden Campaign, 1675Siege of Wismar, 1675Battle of Öland, 1676Landing at Ystad, 1676Siege of Landskrona, 1676Siege of Christianstad, 1676Battle of Halmstad, 1676Battle of Lund, 1676Battle of Køge Bay, 1677Jämtland campaign of 1677, 1677Siege of Kristianopel, 1677Siege of Karlshamn, 1677Battle of Møn, 1677Siege of Malmö, 1677Battle of Marstrand, 1677Battle of Landskrona, 1677Battle of Uddevalla, 1677Battle of Warksow, 1678Siege of Bohus Fortress, 1678Siege of Helsingborg, 1678Siege of Stralsund, 1678, 167816751678Siege of Bohus Fortress, 1678
24 placed engagements of the Scanian War in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date4 June 1678
to 21 July 1678
PlaceBohus Fortress, Sweden
57.862N, 11.999E
KindSiege, early modern
StrengthBohus garrison: 400; Relief force: 12,00012,000–15,000
Casualties and lossesHeavyUnknown
Commanders
  • Ulrik Frederik Gyldenløve
Siege of Bohus FortressSiege of Bohus FortressBohus explosionSiege of RagnhildsholmBattle of GöteborgSiege of ÄlvsborgAttack on MarstrandBattle of GöteborgSiege of ÄlvsborgAttack on MarstrandAalborgVäxjöHalmstadTrollhättanFrederikshavnMariestad100 km57.862N, 11.999E
The recorded site, with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

Contested ground: this site was fought over 3 times between 1308 and 1678.

In the same war

Elsewhere in 1678

Siege of Bohus Fortress is one of 1,470 engagements of the 17th century in the atlas and one of 111 in present-day Sweden.

Sources

Identity, coordinates, dates and the war from Wikidata Q10428013, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Siege of Bohus Fortress (1678), revision 1370739652, 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.