This is a list of known battles, wars, disputes, and other deadly conflicts, in chronological order.
Age of Elders (650 Centrillion to 148 Centrillion B.N.E)[]
- Precursor-Ylikith Wars
- Binary War
- Wioni Wars of Enslavement and Conquest
- Wioni Civil Wars
- Wioni Holy Wars
- Zelius-Wioni Wars
- Shivan-Edanian War
Age of Ancients (148 Centrillion B.N.E to 0 N.E)[]
- Human-Kilominitic Wars
- Forerunner-Prothean War
- First Human Civil War
- Kilominitic Reunification War
- Valian Uprisings
- Olkimanic Universial War
- Purge of the Twelve Royal Families
- Broken Trust War
- Second Human Civil War
- Universial Uprising
- Eldar-Eldan War
- Great Dragon War
- Pro'ta'aan Civil War
- Vo'ldineen Civil War
- Vorlon-Ottsel War
- Da'at Yichud War
- First Ottsel Hora Quan War
- First Nercomorph War
- Second Ottsel Hora Quan War
- Ottsel Civil War
- Ancient Reunification Wars
- Human-Animal Sapien War
- Human-Prothean Wars
- Reaper Wars
- Combine Wars of Expansion and Conquest
- Combine-Reaper War
- Atelier Conflict
Age of Uncertainty (0 to 1350 N.E)[]
First Multiverse War (1350 to 2372 N.E)[]
- 7 Hour War (1350)
- City 17 Revolt
- Golmar Uprising (1350-1400)
- Golmar Civil War (1400-1411)
- Siege of Jilator’s Star
- Chimeran Civil War (1410
- First Ylikith War
- Clone Wars (1411-2359)
- Third Beta Cuy'ti Earth Civil War ((1425 NE to 1441 NE)
- Arachnid wars
- Imperial-Peacemaker Contact
- First Earthican Civil War
- First Russian Civil War
- Second Earthican Civil War
- First Tiberium War
- Second Tiberium War
- Second Nod Reunification War
- Third Tiberium War
- The Betrayal of Narn Regime
- Batarian August Uprising of 1456
- Ciz'loikki Conflict
- Mariboran War
- First Battle on Cardassia Prime
- Cardassian-Mordeshi War
- First Thedas War
- Semerian-Soviet War
- Combine-Aurelian War
- Azeroth Campaign
- FIrst Battle of Geonosis
- Battle in the Serena Moons
- Great Aerial Battle of Tordas
- Castle Wolfenstein Riot War
- Allies and Axis Intervention of the RED and BLU Conflict
- The Fall of Sylvanas Windrunner
- Great Serethan-Allied War
- War in the Alpha Doon'kin Universe
- Zann Consortium War
- First Martian Revolution
- Invasion of Arborea
- The Great Arborean Rebellion War
- Iraq Incident
- War for Ri'tizol Earth War
- Second Martian Revolution
- First Martian Civil War
- First War in the Uini'ini Universe
- The Malican War
- Heartless Civil War
- Malican Civil War
- Axis Invasion of the Ruinni'op Universe
- First Piala War
- Minbari Battle on Galles
- Landing in Quni'zunqui Earth
- Naga-Mon Calamari War
- Battle on the Human Sphere
- Battle of Yavin
- Operation Unthinkable
- Hammer of Dawn Assault on Gairia
- Battle of the Resena Line
- Nicole Oliver's Uprising
- The Battle of Filo Coruscant
- Battle of Kovosk
- Amarr-Heartless War
- Crisis in Jui'uhi
- The Defense of Minbar
- Battle of the Zii'uyij Universe
- Continuation of the Red Line-Reich War (Di'llol War)
- Elerian-Night Elf War
- Ghazghkull vs. Hellscream (Greenskin Stand-off)
- Elf Wars
- Ba'ku Civil War
- Battle in Mygeeto
- Gi'ru Conflict (Immoren Conflict)
- Battle over the Akasha Nebula
- Jovelloun Wars
- Expedition in Lyratia
- Kalimdor Incident
- Mission to Geonosis
- Sui'jubi War
- Great Battle of Hoth (1417)
- Battle of Sector X
- Haqqislam Assault on Tallarn
- First Space Combat in Immoren
- Great Battle of Asuras
- War in the Beta Quadrant
- Minbari Weapons Express Delivery Dispute
- Vorcha Civil-War
- The Great Fodlan Fascist Revolution
- First Romulan Crusade
- Battle of Ariana V
- Kremnin Crisis
- Battle of P5H-224
- War for Wiit'uti Earth
- Dominion-Exile War
- Axis invasion of the Zii'lii Universe
- Vasudan-Separatist War
- Siege of Aiu'tui Universe
- Scarran-Indogene Dispute
- Battle of Haraka
- Vulcan-Narn War
- Battle in the Lylat System
- Battle for Yuura Jang
- Zasalamel's War on Col Earth
- Imperium Crusade in the Xilo Universe
- Assault on Pandora
- Mad Moxxi's Rampage over Corellia
- First Borg-Dark Collective War
- Great Battle of Kashyyyk
- Zol Earth Unification War
- Battle for Li'yuti Universe
- Noxian Invasion of Mataria
- Wraith Assault on Dagobah
- The Bombing of Ashenvale
- Clones over Kyrat
- First Battle in Macragge
- Raider Attack on Imperia Nolus
- Droid Attack on Deep Space 8
- Klingon Assault on 7th Fleet
- Space Combat in Ikiiu'uhi Earth
- Piett's Campaign
- Great Coalition Weapon Crisis
- Battle on the Koprulu Sector
- Breen Assault on Utapau
- First Felucian War
- Estovakian-Elf War
- The Destruction of the Hyperion Moon Satellite
- Minmatar-Imperial War
- Helghast Assault on Lorn I
- Air Combat in Sutt'poj Earth
- Tatooine Crisis
- Archduke's Revolt
- ISS Enterprise Takeover
- The Assassination of Damar
- Fortania Defense
- Josephine Montilyet's Campaign
- War of the Feline Races (Mrrshan-Dilgar-Kilrathi-Cathar-Zygerrian-Chua War)
- Combine-Mandalorian War
- Second Nercomorph War
- The Great Battle of Endor
- Nova's Mission
- Artemis War
- Battle of Proxina II
- Battle for Mon Calamari Independence
- Battle of the Eclipse
- Battle of Uranus
- Jacinto Assault
- The War for Tarroine
- Day the Multiverse Burned
- Wars of the Axis
- Operation: Downfall
First Aftermath (2372 to 2753 N.E)[]
- Remnant Wars
- Pol Earth Crisis
- First Wizarding War
- The War for the Kiz'ro Milky Way Galaxy
- Second Wizarding War
- Imperial Civil War
- Pol Earth Crisis
- Venegulan Civil War
- Berserk Mort Invasion of Qik'ziuji Earth Alpha
- Ylikith Invasion of Qik'ziuji Earth Alpha
- Inio'zioni UEF Invasion of Qik'ziuji Earth Beta
- Imperium Invasion of Qik'ziuji Earth Alpha
- TransRace Liberation of Qik'ziuji Earth Alpha
- Combined Races Liberation of Qik'ziuji Earth Beta
- Second Romulan Crusade
- Second Ylikith War
- Assassin-Templar War
- Borg invasion of Xuuti'kjil Earth
- Borg Invasion of Tiu'linkui
- First TransRace-Combined War
- The Synth Revolution of 2602
- Coruscant Massacre
- Black Fleet Crisis
- Chaos Wars
- Combine Civil War
Second Multiverse War (2753 to 3142 N.E)[]
- The Imperium War (Litio'sihu)
- Tholian Crisis
- Jaffa-Fel War
- The Imperium War (Civil War within the Imperium of Man)
- Pentastar-Demacian War
- Filo Campaigns
- Malica Campaigns
- TransRace-Combined Campaigns
- Genni-Belkan War
- Noxian Battle in Fondor
- Alpha Quadrant Campaigns
- Second Piala War
- Second Battle of MacRagge
- Second Battle of Geonosis
- Imperial Leaves
- Battle on Bourak
- Third Ylikith War
- Battle on Rynn's World
- Second Thedas War
- Mandalorian take over of Aerys
- Blazkowicz's Suicide Mission
- Coalition Civil War
- Great Battle of Bilbringi
Second Aftermath (3142 to 3192 N.E)[]
- Combine Purge
- Second TransRace-Combined War
- The Bombing of Halycian Mine
- Venom Snake's Insurrection
- Fourth Ylikith War
- War for Seattle
Infection War (3192 to 3642 N.E)[]
- Third Nercomorph War
- Expedition on Bij'iji Earth
- Destruction of Rut'iji Earth
- War for Qut'iji Earth
- C-Virus Outbreak in Sereas
- Xenomorph Attack on Thedas
- Black Rage War
- Mitochondria Conflict
- Frenzy Outbreak in Ertona
Unity Era (3642 to 4004 N.E)[]
Third Multiverse War (4004 to 4752 N.E)[]
- Peacekeepers Massacre
- Coruscant Eidocide
- Mission to De'ijkki Earth
- Battle for Marlan Hope
- Third Thedas War
- Battle of Sellanst
- Third Aerial Battle of Tordas
- Fifth Ylikith War
- War for Canaan
Third Aftermath (4752 to 9965 N.E)[]
- Transrace Imperial Remnant War
- Transrace Imperial Civil War
- Delta Sword Conflict
- Sixth Ylikith War
- Katastrofi Cult Conflict
- Molkrel War
- Capital Wars
- Multiverse Civil War
- Separatist Insurrections
- First Invasion of the New Order against The Known Multiverse