This is a list of wars involving the Kingdom of Norway.
*e.g. result unknown or indecisive/inconclusive, result of internal conflict inside Norway, status quo ante bellum, or a treaty or peace without a clear result.
Viking Wars (793–1066) Conflict Combatant 1 Combatant 2 Results Viking invasions of England (780–850) Norse Vikings Kingdom of EnglandViking victory
Series of Viking attacks on Christian monasteries in the British Isles Halfdan the Mild's revolt(ca. 813) Halfdan the Mild Kingdom of Denmark Revolt successful Denmark is expelled and Vestfold gains independence. Battle of 839 (839) Norse Vikings Picts Dál Riata Norwegian Viking victory Siege of Paris (845) Norse Vikings Francia Viking victory Viking plunder of Paris Viking raid on NekorIbn-Adhari, translated in Stefansson, Jon, "The Vikings in Spain. From Arabic (Moorish) and Spanish Sources". In Saga-Book of the Viking Club: Vol. VI Proceedings. University of London King's College, 1909, pp. 40–41.(ca. 859) Norse Vikings Kingdom of Nekor Viking victory Vikings occupied Nekor for 8 days. Great Heathen Army's invasion of England (865–878)Norse Vikings Norse–GaelsAnglo-Saxon kingdoms: Wessex Northumbria Mercia East Anglia Kingdom of StrathclydeKingdom of Alba Viking victory Treaty of Wedmore Establishment of Danelaw Siege of Dumbarton (870) Norse Vikings Britons of Strathclyde Viking victory A fleet of 200 ships transported prisoners to Dublin. Battle of Thimeon (880) Norse Vikings West FranciaDefeat Viking Defeat Battle of Saucourt-en-Vimeu (881)Norse Vikings West FranciaDefeat 9000 Vikings slain Vikings starts Raiding Lotharingia Battle of Rochester(885) Norwegian Vikings Anglo-Saxons Defeat Viking DefeatSiege of Paris (885–886)Norse Vikings West FranciaStalemate Paris successfully defended Vikings granted passage of the Seine and 700 livres (pounds) of silver Vikings raids continued into Burgundy Battle of Leuven (891) Norse Vikings East FranciaDefeat Death of Sigfried and GodfriedÆthelwold's Revolt (899–902)Followers of Æthelwold æthelingSupported by:Vikings of NorthumbriaKingdom of East AngliaFollowers of Edward the Elder: Wessex Mercia KentDefeat Victory for Edward the ElderBattle of the Holme (902)Norse VikingsFollowers of Edward the Elder: Wessex Kent Viking victory Æthelwold killed Æthelwold's Revolt endedSiege of Chartres (911) Norse Vikings West FranciaStalemate West Frankish military victory Treaty of Saint-Clair-sur-Epte Rollo is granted lands in northern France in exchange for vassalage, religious conversion and pledge to defend the Seine's estuary from Viking raiders Sack of Santiago de Compostela(968) Norwegian Vikings Victory
Unification of Norway (860–872) Conflict Combatant 1 Combatant 2 Results Battle of Hakadal(ca. 860) Vestfold Álfheimr Vestfold victory Death of Hake Gandalfsson. Battle of Orkdal(ca. 870) Vestfold Orkdal Vestfold victory Gryting subjects to Harald Fairhair. First Battle of Solskjel(ca. 870) Vestfold Nordmøre Romsdal Vestfold victory Death of the kings of Nordmøre and Romsdal. Second Battle of Solskjel(ca. 870) Vestfold SunnmøreFirda Vestfold victory Rognvald Eysteinsson becomes the Jarl of Møre. Götaland Campaign(ca. 870) Vestfold Geats Vestfold victory Guttorm Haraldsson becomes King of Rånrike. Battle of Fjaler(ca. 870) Earldom of Lade Earldom of Sogn Indecisive Death of Håkon Grjotgardsson and Atle Mjove. Battle of Hafrsfjord(872) Vestfold HordalandRogalandAgder Vestfold victory Norway unified under King Harald I.
Kingdom of Norway (872–1397) Conflict Combatant 1 Combatant 2 Results War between King Haakon the Good and the sons of Eirik Bloodaxe(953–961) Haakon the Good The sons of Eirik BloodaxeDenmark The sons of Eirik Bloodaxe Victory Death of Haakon the Good Harald Greycloak becomes king Ladejarl-Fairhair succession wars(970–1030) Fairhair dynasty Ladejarls Denmark Victory Magnus the Good takes back the Norwegian throne in 1035Rebellion of Harald Bluetooth (974) Kingdom of Denmark Kingdom of Norway Norwegian RebelsGerman and Norwegian rebel victory Hedeby under German occupation from 974 to 981 Norwegian-Jomsviking War(986) Kingdom of Norway Denmark Jomsvikings Victory Danish fleet defeated Battle of Maldon(991) Kingdom of Norway Anglo-Saxons Victory First English payment of Danegeld Norwegian Raid of the Rus(997) Norwegian Vikings Victory Ladoga destroyed Battle of Svolder(999/1000) Kingdom of Norway DenmarkSwedenEarls of Lade Defeat Death of Olaf Tryggvason Battle of Thetford (1004) Anglo-Saxons Kingdom of DenmarkAnglo-Norwegian Victory Battle at Herdaler(1007/08) Kingdom of Norway Finns of Herdaler Defeat Olaf Haraldson got almost killed and lost many men Olav II's landing in Osilia(1008) Kingdom of Norway Osilians Victory The Osilians are defeated Battle of Ringmere(1010) NorwayAnglo-Saxons Danish Vikings Victory Ango-Norwegian victory Swedish-Norwegian War(1015–1018) Kingdom of Norway Kingdom of Sweden Victory Olav II reconquers any land lost to Sweden excluding Jämtland, Härjedalen and Hälsingland, in which Jämtland and Härjedalen wouldn't be recorded as under Norwegian overlordship until 1111. Olav II's conquest of Norway(1015–1016) Battle of Nesjar Raid on Denmark Kingdom of Norway Kingdom of Sweden Kingdom of Denmark Earldom of Orkney Victory The territorial changes following the Battle of Svolder are reversed, barring Jämtland, which would remain under Swedish overlordship until the 12th century.Cnut the Great's invasion of England (1016) Kingdom of Denmark Kingdom of Norway Kingdom of England Dano-Norwegian victory Personal union formed between Denmark and England in 1018. Following Edmund's death on 30 November, Cnut ascends to the throne as the sole king of England. Battle of the Helgeå(1026) Kingdom of NorwaySweden North Sea Empire Defeat Cnut the Great dominates Scandinavia Battle of Boknafjorden(1028) Kingdom of Norway Erling Skjalgsson Victory Death of Erling Skjalgsson Cnut's invasion of Norway(1028–1029) Kingdom of Norway North Sea EmpireNorwegian chieftains Danish and Norwegian chieftain victory Norway conquered by King Cnut King Olaf II was driven into exile to Kievan Rus Battle of Stiklestad(1030) Olaf II Peasant Army Peasant victory Death of Olaf II Tryggvi the Pretender's invasion of Norway(1033) North Sea Empire Tryggvi the Pretender Invasion failed Death of Tryggvi the Pretender Norwegian-Wendish War(1043) Kingdom of Norway Wends Danish Rebels Victory Destruction the Viking fort Jomsborg, possibly to destroy the Danish competitors to the throne. Plundering of the Wendish town of Jumne. Magnus the Good's conquest of Denmark(1043–1045) Kingdom of Norway Denmark Wends Victory Denmark reconquered Rebellion crushed Magnus the Good is kept king over both Norway and Denmark Sweyn Estridsson flees to Sweden Invasions of Denmark(1048–1064) Kingdom of Norway Denmark Stalemate Peace agreement, mutual recognition and withdrawal Swedish–Norwegian War (1063)(1063/64) Kingdom of Norway Kingdom of Sweden Victory Hardrada defeats Haakon Ivarsson Jarl Norwegian authority strengthened in the Uplands Revolt in the Uplands(1064–1065) Kingdom of Norway Revolting farmers Victory Small farms and villages burned down by Hardrada. Uplands becomes more integrated into Norway Invasion of England (1066) Battle of Fulford Battle of Stamford Bridge Kingdom of Norway England Defeat Death of King Harald Hardrada War between Magnus Barefoot and Haakon Toresfostre (1095) Magnus Barefoot Haakon Toresfostre Magnus Barefoot victory Magnus Barefoot becomes the sole King of Norway Magnus's raids on Halland (1096) Victory First Irish Sea Campaign (1098) Kingdom of Norway England Irish Kingdoms Victory Norwegian reconquest in the Irish Sea Swedish–Norwegian War (1099–1101) Kingdom of Norway Sweden Inconclusive Through the marriage of Magnus Barefoot and Margaret Fredkulla, Inge's daughter, Norway gains the land of Dalsland. However, due to the marriage being childless, Dalsland never becomes integrated into Norway, and it's returned to Sweden after Magnus died in 1103 Second Irish Sea Campaign (1101/1102–1103) Kingdom of Norway England Irish Kingdoms Defeat Norway loses control of the Irish Sea region Norwegian Crusade(1107–1110) Kingdom of Norway Supported by: Byzantine Empire Fatimid CaliphateAlmoravid EmpireTaifa of BadajozTaifa of MajorcaBarbary pirates of Majorca Victory Lordship of Sidon created Civil war era in Norway(1130–1240) Birkebeiners Baglers Birkebeiner victory Håkon Håkonsson became king. Slavic raid on Kungahälla(1135) Kingdom of Norway Slavic Pomeranians Defeat Pomeranian victory Valdemar's First Invasion of Norway(1165) Kingdom of Norway Baglers Kingdom of Denmark Victory Danes retreated back to Denmark Valdemar's Second Invasion of Norway(1168) Kingdom of Norway Baglers Kingdom of Denmark Victory Danish Leidang fleet forced to retreat.Age of the Sturlungs(1220–1264) Kingdom of Norway Icelandic Gothis Commonwealth GothisOld Covenant Termination of the Icelandic Commonwealth. Iceland is integrated into the Kingdom of Norway Campaign in Värmland(1225) Kingdom of Norway Värmland Inconclusive Treaty of Lödöse Battle of the Neva(1240) SwedenFinnsTavastia Kingdom of Norway Novgorod RepublicKarelians Defeat Sweden fails to capture Staraya Ladoga Halland War (1256–1257) Norway Denmark Victory Norway renounces its claim on Halland Ingeborg marries Magnus VI of Norway Scottish–Norwegian War(1262–1266) Kingdom of Norway Scotland Indecisive Treaty of Perth Hebrides and Isle of Man bought from Norway for 4,000 marks to become part of Scotland Norwegian sovereignty recognised over Orkney and Shetland War of the Outlaws (1289–1295)Danish outlaws DenmarkVictory North Halland ceded to Kingdom of Norway Second Swedish Brother's Feud (1304–1310) (1304–1308) Duke Eric and Valdemar (1308–1310)Birger Magnusson Victory Death of Duke Eric and Valdemar Sacking of Bergen (1393) Victual Brothers Defeat Bergen successfully sacked
Norwegian Crusades (1107–1188) Conflict Combatant 1 Combatant 2 Results Norwegian Crusade(1107–1110) Kingdom of Norway Supported by: Byzantine Empire Fatimid CaliphateAlmoravid EmpireTaifa of BadajozTaifa of MajorcaBarbary pirates of Majorca Victory Lordship of Sidon created Sack of Santiago de Compostela (1109) Kingdom of Norway Victory Santiago de Compostela successfully sacked Raid on Sintra (1109) Kingdom of Norway Almoravid EmpireTaifa of Badajoz Victory Raid successful Siege of Lisbon (1109) Kingdom of Norway Almoravid EmpireTaifa of Badajoz Victory Siege successful Norway takes control of Lisbon Mass conversion of local Muslims Sack of Alcácer do Sal (1109) Kingdom of Norway Almoravid EmpireTaifa of Badajoz Victory Battle of Gibraltar Strait(1109) Kingdom of Norway Almoravid EmpireTaifa of Badajoz Victory Battle of Formentera(1109) Kingdom of Norway Almoravid EmpireTaifa of MajorcaBarbary pirates Victory Norway takes control of Formentera Battle of Ibiza(1109) Kingdom of Norway Almoravid EmpireTaifa of MajorcaBarbary pirates Victory Norway takes control of Ibiza Battle of Menorca(1109) Kingdom of Norway Almoravid EmpireTaifa of MajorcaBarbary pirates Victory Siege of Sidon(1109) Kingdom of Norway Fatimid Caliphate Victory Lordship of Sidon created Kalmar Crusade(1123) Kingdom of Norway Norse pagans Victory The pagans converted to Christianity Norwegian Crusade(1152–1155) Kingdom of Norway Earldom of Orkney Unknown Muslims Victory Crusaders are victorious.Erik Sigurdson's expedition to Estonia(1185–1188) Kingdom of Norway Pagan Estonians Victory Norwegians plunder pagan land from 1185 to 1188
Civil war era (1130–1240) Conflict Combatant 1 Combatant 2 Results Battle of Fyrileiv(1134) Hardrada dynasty Magnus the Blind Gille dynasty Harald Gille Hardrada Dynasty Victory Harald Gille flees to Denmark Battle of Bergen(1135) Hardrada dynasty Magnus the Blind Gille dynasty Harald Gille Gille Dynasty Victory