This is a list of missions, operations, and projects. Missions in support of other missions are not listed independently.

World War I

See also List of military engagements of World War I

World War II

See List of World War II military operations

Cold War era

Asia

Europe

South America

Central America and the Caribbean

Southern Africa

Chad

Congo/Zaire

Central African Republic

Falklands War (1982)

Other

Indochina War

Korean War

Vietnam War

Post–Cold War

Asia

Sri Lankan Civil War

Rwanda

Congo/Zaire

Horn of Africa

Mano River Region

Central Africa

Libya

Sudan

Western Sahara

Zimbabwe

Other Africa

East Timor

Croatian War of Independence 1991–1995

War in Bosnia and Herzegovina 1992–1995

Bosnia and Herzegovina (Post Bosnian War)

Kosovo War 1999

Republic of Macedonia

Haiti

Persian Gulf War

Iraq (post-Gulf War)

Georgia

Armenia (First Nagorno-Karabakh War)

Middle East

Global War on Terrorism and other associated activity

Afghanistan War

Iraq War

Sahel

Syrian War

War in North West Pakistan

Other military counter-terrorist operations

Terrorist operations

Counter-terrorism drills

Preventive counter-terrorist operations

Reactive counter-terrorist operations

Other/Unknown

Law enforcement

Other anti-narcotic operations

Anti-child pornography operations

Operations against intellectual property theft

Other operations

See also:

U.S. Involved Law Enforcement Operations

Humanitarian operations

Other

Non-military operations