Operation Uphold Democracy: Haiti, 1994-95.

Lebanese Civil War: Lebanon, 1982-1984.

Cold War: Everywhere, 1947-1991.

Boxer Rebellion: China, 1899-1900.

Chilean Civil War: Chile, 1891.

Sheepeater Indian War: North America (present day Idaho), 1879.

War On Terror: Everywhere, 2001-present.

Puget Sound War: North American nations of the Nisqually, Muckleshoot, Puyallup, Klickitat, Haida and Tlingit, 1855-1856.

Second Liberian Civil War: Liberia, 2003.

Philippine Insurrection: Philippines, 1899-1902.

Occupation of Nicaragua: Nicaragua, 1912-1933.

Occupation of Haiti: Haiti, 1915-1934.

Great Sioux War: North America, present day Montana, North Dakota, South Dakota and Wyoming, 1876-1877.

Moro Rebellion: Sultanate of Sulu, 1899-1913.

Occupation of the Dominican Republic: Dominican Republic, 1916-1924.

Mexican Revolution: Mexico, 1914-1919.

World War I: Everywhere, 1917-1918.

Russian Civil War: Russia, 1918-1920.

World War II: Everywhere, 1941-1945.

Quasi War: Atlantic Ocean, Caribbean, Indian Ocean, Mediterranean Sea, 1798-1800.

Persian Gulf War, 1991.

Red River War: North American Great Plains, 1874-1875.

Operation Blue Bat: Lebanon, 1958.

Vietnam War: Vietnam, 1953-1975.

War Between the States/War of Northern Aggression ("Civil War"): America, 1861-1865.

Korean War: Korea, 1950-1953.

Second Samoan Civil War: Samoa, 1898-1899.

First Sumatran Expedition: Chiefdom of Kuala Batee, 1832.

Tecumseh's War: North American Great Lakes, 1811.

Ghost War Dance: North America, present day South Dakota, 1890-1891.

Spanish-American War: Cuba, Philippines, Puerto Rico, Guam, etc., 1898.

Second Sumatran Expedition: Chiefdom of Quallah Battoo, 1838-1839.

Lava Beds War: Northern California, 1872-1873.

Korean Expedition: Korea, 1871.

Revolutionary War: United States, Canada, Great Britain, Atlantic Ocean, Caribbean, etc., 1774-1783.

Winnebago War: North America, present day Illinois and Michigan, 1827.

Battle of Kororareka: Māori Kororareka, New Zealand, 1845.

War of 1812: United States, Canada, indigenous North America, Gulf of Mexico, Atlantic Ocean, Caribbean, etc., 1812-1815.

Little Turtle's War: Indigenous North America, Canada, 1785-1795.

First Barbary War: North Africa, Mediterranean Sea, 1801-1805.

Second Barbary War: North Africa, Mediterranean Sea, 1815.

Aegean War On Pirates: Aegean Sea, 1825-1828.

Years are of American military involvement.

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