# List of wars involving Tonga

This is a list of wars involving Tonga.
| Conflict | Combatant 1 | Combatant 2 | Results | Casualties |
| Civil war(15th century–1470) | Tonga | Tonga | Result of Civil conflict / status quo ante bellum The Tongans were driven out of Wallis and Futuna. Tuʻi Tonga Kauʻulufonua I ceded temporal authority to his brother Moʻungāmotuʻa, replacing the Tuʻi Tonga dynasty with the Tu'i Ha'atakalaua dynasty. | Unknown |
| Civil war(17th century) | Tonga | Tonga | Result of Civil conflict / status quo ante bellum Mataelehaʻamea, the Tu'i Kanokupolu, established the supremacy of his dynasty after a war against the Tuʻi Haʻatakalaua, Vaea. | Unknown |
| Civil war(1799–1852) | Tonga | Tonga | Result of Civil conflict / status quo ante bellum | Unknown |
| Battle of Kaba (1855) | Fiji Tonga | Rewa Province Bau | Victory | 21 killed 20 wounded |
| World War II (1942–1945) Guadalcanal Campaign (1942–1943) Solomon Islands campaign (1942–1945) | United States United Kingdom • Solomon Islands • Fiji Australia New Zealand Tonga | Japan | Victory | 7,100 dead 7,789+ wounded 4 captured 29 ships lost 615 aircraft lost |
| World War II (1942–1945) Guadalcanal Campaign (1942–1943) Solomon Islands campaign (1942–1945) | United States United Kingdom • Fiji • Solomon Islands Australia New Zealand Tonga | Japan | Victory | 10,600 killed 40+ ships sunk, 800 aircraft destroyed |
| War in Afghanistan (2001–2021) | Afghanistan United States United Kingdom Germany Italy France Canada Australia New Zealand Georgia Poland Romania Turkey Albania Armenia Austria Azerbaijan Bahrain Belgium Bosnia and Herzegovina Bulgaria Croatia Czech Republic Denmark El Salvador Estonia Finland Greece Hungary Iceland Ireland Jordan Latvia Lithuania Luxembourg Malaysia Mongolia Montenegro Netherlands Norway Portugal Republic of Macedonia Singapore Slovakia Slovenia South Korea Spain Sweden Switzerland Tonga Ukraine United Arab Emirates | Northern Alliance Taliban al-Qaeda Islamic Movement of Uzbekistan HI-Gulbuddin Hezb-e Islami Khalis Haqqani network Lashkar-e-Taiba Jaish-e-Mohammed East Turkestan Islamic Movement Tehrik-i-Taliban Pakistan Islamic Emirate of Waziristan Tehreek-e-Nafaz-e-Shariat-e-Mohammadi Islamic Jihad Union Islamic Emirate of Afghanistan | Defeat Fall of the Taliban government in Afghanistan Destruction of al-Qaeda camps Over two thirds of al-Qaeda's leadership demolished Occupation of Afghanistan Establishment of a new Afghan government Killing of Osama bin Laden Resurgence of Taliban Withdrawal of allied forces | Unknown |
| Iraq War (2004–2008) | Invasion phase (2003)  United States  United Kingdom  Australia  Poland Peshmerga Supported by: Italy Netherlands Post-invasion (2003–11)  United States  United Kingdom MNF–I (2003–09)  United States (2003–09)  United Kingdom (2003–09)  Australia (2003–-09)  Romania (2003–09)  Azerbaijan (2003–08)  Kuwait (2003–08)  Estonia (2003–09)  El Salvador (2003–09)  Bulgaria (2003–08)  Moldova (2003–08)  Albania (2003–08)  Ukraine (2003–08)  Denmark (2003–08)  Czech Republic (2003–08)  South Korea (2003–08)  Singapore (2003–08)  Croatia (2003-08)  Bosnia and Herzegovina (2003–08)  Macedonia (2003–08)  Latvia (2003–08)  Poland (2003–08)  Kazakhstan (2003–08)  Mongolia (2003–08)  Georgia (2003–08)  Tonga (2004–08)  Japan (2004–08)  Armenia (2005–08)  Slovakia (2003–07)  Lithuania (2003–07)  Italy (2003–06)  Norway (2003–06)  Hungary (2003–05)  Netherlands (2003–05)  Portugal (2003–05)  New Zealand (2003–04)  Thailand (2003–04)  Philippines (2003–04)  Honduras (2003–04)  Dominican Republic (2003–04)  Spain (2003–04)  Nicaragua (2003–04)  Iceland (2003–unknown) New Iraqi government Iraqi Armed Forces Awakening Council Supported by: Iran Iraqi Kurdistan Peshmerga | Invasion phase (2003) Ba'athist Iraq Post-invasion (2003–11) Ba'ath loyalists Supreme Command for Jihad and Liberation Army of the Men of the Naqshbandi Order Sunni insurgents Al-Qaeda in Iraq (2004–06) Islamic State of Iraq (from 2006) Islamic Army of Iraq Ansar al-Sunnah (2003–07) Shia insurgents Mahdi Army Special Groups Asa'ib Ahl al-Haq Others supported by:  Iran Quds Force | Victory | Iraqi Security Forces (post-Saddam) Killed: 17,690 Wounded: 40,000+ Coalition forces Killed: 4,815 (4,497 U.S., 179 UK, 139 other) Missing/captured (U.S.): 17 (8 rescued, 9 died in captivity) Wounded: 32,776+ (32,249 U.S., 315 UK, 212+ other)Injured/diseases/other medical*: 51,139 (47,541 U.S., 3,598 UK) Contractor Killed: 1,554 Wounded & injured: 43,880 Awakening Councils Killed: 1,002+ Wounded: 500+ (2007), 828 (2008) Total dead: 25,285 (+12,000 policemen killed 2003–2005)"" Total wounded: 117,961 Iraqi combatant dead (invasion period): 7,600–10,800 Insurgents (post-Saddam) Killed: 26,544 (2003–11) Detainees: 12,000 (Iraqi-held) Total dead: 34,144–3 |