All US Wars & Conflicts

36 conflicts spanning 248 years of American military history. Filter, sort, and explore.

Conflicts

$11.5T

Total Cost

1,049,463

US Deaths

Ongoing

Era:

Type:

Outcome:Ongoing only

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Conflict	Years	Era	Cost (2023 $)	US Deaths	Civilian Deaths	Outcome	Auth?
Iran 2026	2026–Present	War on Terror	$2B	—	—	Developing	❌
Red Sea (Houthis)	2023–2025	War on Terror	$4.6B	—	30	Ceasefire	❌
Ukraine Aid	2022–Present	Post-Cold War	$66.9B	—	—	Ongoing	✅
Yemen	2015–2025	War on Terror	$10B	2	150,000	Ongoing humanitarian catastrophe	❌
Syria	2014–2025	War on Terror	$30B	22	12,000	Ongoing / ISIS territorial defeat	❌
Anti-ISIS	2014–Present	War on Terror	$115B	93	13,000	Partial Victory	❌
Niger/Sahel	2013–2024	War on Terror	$600M	4	—	Withdrawal	❌
Libya	2011–2011	War on Terror	$1.5B	—	30,000	Regime change / State collapse	❌
Somalia (AFRICOM)	2007–Present	War on Terror	$4.5B	8	150	Ongoing	❌
Drone Wars	2004–Present	War on Terror	$30B	—	22,000	Ongoing	❌
Iraq War	2003–2011	War on Terror	$2T	4,599	300,000	Pyrrhic victory / Strategic defeat	✅
Afghanistan	2001–2021	War on Terror	$2.3T	2,461	176,000	Defeat	✅
GWOT (Other)	2001–Present	War on Terror	$60B	50	500	Ongoing	❌
Kosovo	1998–1999	Post-Cold War	$10B	2	500	Objective Met	❌
Bosnia	1995–2004	Post-Cold War	$35B	12	500	Dayton Accords	❌
Somalia	1992–1994	Post-Cold War	$3.3B	43	1,000	Withdrawal	❌
Gulf War	1990–1991	Post-Cold War	$136B	383	3,500	Victory	✅
Panama	1989–1990	Cold War	$400M	23	500	Victory	❌
Grenada	1983–1983	Cold War	$400M	19	24	Victory	❌
Chile Coup	1970–1973	Cold War	$80M	—	3,200	Regime change	❌
Dominican Republic	1965–1966	Cold War	$2.8B	44	3,000	Regime installed	❌
Bay of Pigs	1961–1961	Cold War	$460M	4	176	Defeat	❌
Vietnam War	1955–1975	Cold War	$1T	58,220	2,000,000	Defeat	❌
Guatemala Coup	1954–1954	Cold War	$33M	—	200,000	Regime change	❌
Iran Coup	1953–1953	Cold War	$11M	—	300	Regime change	❌
Korean War	1950–1953	Cold War	$389B	36,574	2,000,000	Stalemate / Armistice	❌
World War II	1941–1945	World Wars	$4.8T	405,399	—	Victory (Allied)	✅
World War I	1917–1918	World Wars	$380B	116,516	—	Victory (Allied)	✅
Philippine War	1899–1902	Imperial Era	$14B	4,196	250,000	Victory (US)	❌
Spanish-American War	1898–1898	Imperial Era	$9.6B	2,446	—	Victory	✅
Civil War	1861–1865	Civil War	$80B	364,511	50,000	Victory (Union)	❌
Mexican-American War	1846–1848	Expansion Era	$2.5B	13,283	25,000	Victory	✅
War of 1812	1812–1815	Early Republic	$1.8B	15,000	—	Inconclusive / Status Quo	✅
Barbary War	1801–1805	Early Republic	$80M	35	—	Victory	✅
Quasi-War	1798–1800	Early Republic	$160M	514	—	Treaty / Inconclusive	❌
Revolutionary War	1775–1783	Founding Era	$2.4B	25,000	—	Victory	❌