Year
|
War
|
Belligerents (excluding Denmark)
|
Outcome
|
Allies
|
Enemies
|
c.770
|
Battle of Brávellir
|
Denmark
Wends
Eastern Geats
|
Sweden
Estonians
Western Geats
|
Defeat
|
793–1066
|
Viking invasions of England
|
Norse Vikings
|
Kingdom of England
|
Victory (first phase)
Defeat (second phase)
|
810–811
|
Invasion of Frisia
|
Danish Kingdom
|
Francia
|
Stalemate
|
813
|
Halfdan the Mild's revolt
|
Danish Kingdom
|
Halfdan the Mild
|
Revolt successful
Denmark is expelled and Vestfold gains independence.
|
838
|
Battle of Hingston Down
|
Danish Vikings
Cornwall
|
Anglo-Saxons
|
Defeat
|
845
|
Siege of Paris (845)
|
Norse Vikings
|
Francia
|
Viking victory
|
851
|
Battle of Aclea
|
Danish Vikings
|
Kingdom of Wessex
|
Defeat
|
853
|
Invasion of Courland
|
Danish Vikings
|
Curonians
|
Defeat
|
859
|
Viking raid on Nekor
[1]
[2]
[3] (ca. 859)
|
Norse Vikings
|
Kingdom of Nekor
|
Viking victory
- Vikings occupied
Nekor for 8 days.
|
865-878
|
Great Heathen Army's invasion of England
|
Norse Vikings
Norse–Gaels
|
Anglo-Saxon
kingdoms:
Kingdom of Strathclyde
Kingdom of Alba
|
Viking victory
|
866
|
Battle of Brissarthe
|
Danish Vikings
Brittany
|
Francia
|
Viking victory
|
880
|
Battle of Thimeon
|
Danish Vikings
|
West Francia
|
Defeat
|
881
|
Battle of Saucourt-en-Vimeu
|
Danish Vikings
|
West Francia
|
Defeat
|
882
|
Siege of Asselt
|
Danish Vikings
|
East Francia
|
Defeat
|
885–886
|
Siege of Paris (885–886)
|
Danish Vikings
|
West Francia
|
Stalemate
|
891
|
Battle of Leuven (891)
|
Danish Kingdom
|
East Francia
|
Defeat
- Death of Sigfried and Godfried
|
899-902
|
Æthelwold's Revolt
|
Followers of Æthelwold ætheling Supported by:
Danes of
Northumbria
Kingdom of East Anglia
|
Followers of Edward the Elder:
|
Defeat
|
900s
|
Olof the Brashs conquest of Denmark
|
Danish Kingdom
|
Olaf the Brash
|
Defeat
Victory for Olaf
|
911
|
Siege of Chartres (911)
|
Danish Vikings
|
West Francia
|
Stalemate
|
939
|
Battle of Trans-la-Forêt
|
Danish Vikings
|
West Francia
Brittany
|
Defeat
|
955-961
|
War between King Haakon the Good and the sons of Eirik Bloodaxe
|
Sons of
Eric Bloodaxe
Kingdom of Denmark
|
Norway
|
Defeat
|
974
|
German–Danish war of 974
|
Kingdom of Denmark
Norwegian vassal
|
Holy Roman Empire
|
Defeat
-
Hedeby under German occupation from 974 to 981
|
mid-980s
|
Sweyn's revolt against
Harald Bluetooth
|
Sweyn Forkbeard
|
Harald Bluetooth
|
Victory for Sweyn Forkbeard
|
986
|
Battle of Fýrisvellir
|
Kingdom of Denmark
Jomsvikings
|
Sweden
|
Defeat
|
986
|
Battle of Hjörungavágr
|
Kingdom of Denmark
Jomsvikings
|
Norway
|
Defeat
|
986
|
Norwegian-Jomsviking War
|
Kingdom of Denmark
Jomsvikings
|
Norway
|
Defeat
- Norwegian Victory
- Danish fleet destroyed
|
992
|
Erik the Victorious invasion of Denmark
|
Danish Kingdom
|
Sweden
|
Defeat Swedish victory
[4]
[5]
|
mid-990s
|
Eric the Victorious invasion of the Holy Roman Empire
|
Danish Kingdom
Sweden
|
Holy Roman Empire
|
Stalemate
Stade and Northern Germany gets pillaged and plundered by Vikings. Eric, however, fails to permanently capture land in the Holy Roman Empire.
|
1000
|
Battle of Svolder
|
Kingdom of Denmark
Sweden
Earldom of Lade
|
Norway
|
Allied Victory
|
1004
|
Battle of Thetford
|
Kingdom of Denmark
|
Norway
Anglo-Saxons
|
Anglo-Norwegian Victory
|
1013
|
Sweyn Forkbeards invasion of England
|
Kingdom of Denmark
|
Kingdom of England
|
Danish victory
|
1015-1016
|
Olav II's conquest of Norway (1015–1016)
|
Kingdom of Sweden
Kingdom of Denmark
Earldom of Orkney
|
Kingdom of Norway
|
Defeat
|
1016
|
Cnut the Great's invasion of England
|
Kingdom of Denmark
|
Kingdom of England
|
Danish victory
|
1028
|
Battle of Helgeå
|
Kingdom of Denmark
Kingdom of England
|
Sweden
Norway
|
Anglo-Danish victory
- Subjegation of parts of
Sweden
|
1031
|
Battle of Stiklestad
|
The "Peasant Army".loyal to
Cnut the Great.
|
Norway
|
Peasant victory
|
1043
|
Sweyn Estridssons Rebellion
|
Denmark
|
Kingdom of Norway
|
Defeat
|
1043
|
Battle of Lyrskov Heath
|
Norway
|
Wends
|
Norwegian and Danish Loyalist victory
|
1043
|
Norwegian-Wendish War
|
Norway
|
Wends
|
Norwegian and Danish Loyalist victory
- Destruction the Viking fort Jomsborg, possibly to destroy the Danish competitors to the throne. Plundering of the Wendish town of Jumne.
|
1048–1064
|
Invasion of Denmark
|
Denmark
|
Norway
|
Stalemate
- Peace agreement, mutual recognition and Norwegian withdrawal.
|
1069-1075
|
Danish attacks on Norman England
|
Denmark
Earl of Northumbria
|
Norman England
|
Stalemate
|
1086
|
Peasant rebellion in Vendsyssel
|
Denmark
|
peasants
|
Defeat
|
1093
|
Battle of Schmilau
|
Prince Henry
Denmark
Saxony
|
Obotrites
|
Victory
- Victory for the Christian coalition
|
1123
|
Kalmare ledung
|
Norway
Kingdom of Denmark
|
Norse pagans
|
Victory
- Crusader victory, the pagans converted to Christianity.
|
1131–1157
|
Danish Civil War (Civil war)
[7]
|
Valdemar I of Denmark
Canute V of Denmark
|
Sweyn III of Denmark
|
Valdemar Victory
- Valdemar I is made king of all of Denmark
|
1144–1147
|
Wendish Crusade
|
Denmark
Kingdom of Poland
Holy Roman Empire
|
Polabian Slavs
West Slavs
|
Victory
|
1168 or 1169
|
Siege of Arkona
|
Denmark
|
Rani
|
Danish Victory
- Rügen conquered and converted
|
1170
|
Battle of Julin Bridge
|
Denmark
|
Pomeranians
|
Danish Victory
- entire army of Bogislaw scattered
|
1181
|
Battle of Dösjebro
|
Royalists
|
Scanian rebels
|
Royalist Victory
|
1182
|
Harald Skraengs uprising
|
Harald Skraeng
Sweden
|
Denmark
|
Victory Uprising quelled
|
1184
|
Battle of Greiswald Bay
[8]
|
Denmark
|
Pomerania Supported by:
Holy Roman Empire
|
Danish Victory
|
1189-1192
|
Third Crusade
|
Angevin Empire
Kingdom of France
Kingdom of Jerusalem
Republic of Pisa
Kingdom of Sicily
Papal States
Holy Roman Empire
Duchy of Bohemia
Armenian Kingdom of Cilicia
Kingdom of Denmark
Republic of Genoa
|
Ayyubids
- Sultanate of Egypt
- Emirate of Damascus
- Emirate of Hamah
- Emirate of Mesopotamia
|
Crusader Victory
|
1191
|
Danish Crusade of 1191
[9]
|
Denmark
|
Finnish tribes
|
Unknown result
|
1192
|
Invasion of Bishop Valdemar
[10]
|
Denmark
|
Denmark
Bishop Valdemar Supported by:
Sweden
[11]
Norway
[12]
Hohenstaufen
Holstein
Ratzeburg
Brandenburg
|
Victory
- Bishop Valdemar is imprisoned
|
1201
|
Battle of Stellau
|
Denmark
|
County of Holstein
|
Danish Victory
|
1201
|
Danish Crusade of 1201
|
Denmark
|
Finnish tribes
|
Indecisive
- Conquered regions handed over to Sweden
[13]
|
1203–1290
|
Livonian Crusade
|
Sword-Brothers
Livonian Order
Denmark
Sweden
|
Indigenous peoples
|
Victory
|
1204-1208
|
The Second Bagler War
|
Denmark
Bagler Party
|
Birkebeiner
|
Peace
|
1210
|
Battle of Gestilren
|
Denmark
House of Sverker
|
Sweden
House of Eric
|
Defeat
|
1210
|
Invasion of Pomeralia
|
Denmark
|
Pomeralia
|
Danish Victory
|
1225
|
Battle of Mölln (1225)
|
Denmark
|
County of Schwerin
|
Defeat
- Danish possessions in Germany rebels
|
1227
|
Danish–German war
|
Denmark
|
County of Holstein
Hanseatic League
|
Defeat
|
1240-1242
|
Livonian campaign against Rus'
|
Livonian Order
Denmark
|
Novgorod Republic
|
Defeat
|
1245
|
Battle of Embo
|
Denmark
Norway
|
Kingdom of Scotland
|
Defeat
|
1250
|
Expedition against Frisia
|
Denmark
|
Frisian rebels
|
Defeat
|
1256
|
Halland Campaign
|
Denmark
|
Norway
|
Peace treaty signed
|
1259-1261
|
The Archbishop War
[14]
|
Margaret
|
Lund Archbishopric
Schleswig
Rügen
|
Defeat
|
1274-1275
|
The war against Valdemar Birgersson
|
Denmark
Magnus III of Sweden
|
Sweden
|
Victory
|
1276-1278
|
6000-mark war
|
Denmark
|
Sweden
|
Victory
|
1289-1295
|
Danish-Norwegian War
|
Denmark
|
Norway Danish outlaws
|
Defeat
|