Timeline of United States military operations

As a consequence of these wars, Native American lives were tragically lost, and tribal lands were significantly diminished, ultimately resulting in the forced relocation of survivors to reservations.

Subsequently, in 1775, the Overhill Cherokee agreed to sell a significant portion of land in central Kentucky at the Treaty of Sycamore Shoals, despite this agreement violating British laws.

These speculators sought to create a new colony in the region known as “Kaintuckee”, inspired by Daniel Boone's explorations, in order to gain access to valuable Cherokee hunting grounds.

[7] The Battle of Fallen Timbers, which occurred on August 20, 1794, was a significant military clash between the United States and the Northwest Indian Confederation along the Maumee River near present-day Toledo, Ohio.

[RL30172] 1806–1810: Action in the Gulf of Mexico: American gunboats operated from New Orleans against Spanish and French privateers off the Mississippi Delta, chiefly under Captain John Shaw and Commodore David Porter.

[RL30172] 1817: Amelia Island (Spanish territory off Florida): Under orders of President James Monroe, United States forces landed and expelled a group of smugglers, adventurers, and freebooters.

[RL30172] 1824: Puerto Rico (Spanish territory): Commodore David Porter with a landing party attacked the town of Fajardo which had sheltered pirates and insulted naval officers.

[RL30172] 1831: Falkland Islands: Captain Silas Duncan of USS Lexington attacked, looted and burned Puerto Soledad (then under the control of the United Provinces of the Río de la Plata).

This was in response to the capture of three American sailing vessels which were detained after ignoring orders to stop depredation of local fishing resources without permission from the United Provinces government.

[RL30172] 1832: First Sumatran expedition: Sumatra, Indonesia – February 6 to 9, U.S. forces under Commodore John Downes aboard the frigate USS Potomac landed and stormed a fort to punish natives of the town of Quallah Battoo for plundering the American cargo ship Friendship.

1838–1839: Second Sumatran expedition: Sumatra, Indonesia – December 24 to January 4, a naval force landed to punish natives of the towns of Quallah Battoo and Muckie (Mukki) for depredations on American shipping.

[RL30172] 1843: Africa: From November 29 to December 16, four United States vessels demonstrated and landed various parties (one of 200 marines and sailors) to discourage piracy and the slave trade along the Ivory Coast, and to punish attacks by the natives on American seamen and shipping.

[RL30172] 1851: Johanna Island (modern Anjouan, east of Africa): In August, forces from the sloop-of-war USS Dale exacted redress for the unlawful imprisonment of the captain of an American whaling brig.

[RL30172] 1856: China: From October 22 to December 6, U.S. forces landed to protect American interests at Canton during hostilities between the British and the Chinese, and to avenge an assault upon an unarmed boat displaying the United States flag.

The allied Indian tribes achieved a victory at the Fetterman Fight and were able to negotiate favorable peace terms in the Treaty of Fort Laramie (1868), which established the Great Sioux Reservation.

[RL30172] 1868: Colombia: In April, U.S. forces protected passengers and treasure in transit at Aspinwall during the absence of local police or troops on the occasion of the death of President Manuel Murillo Toro.

1893: Overthrow of the Hawaiian Kingdom: January 16 to April 1, Marines landed in Hawaii, ostensibly to protect American lives and property, but were actually used as part of a coup to promote a Provisional Government under Sanford B. Dole.

[RL30172] 1911: China: As the Tongmenghui-led Xinhai Revolution approached, in October an ensign and 10 men tried to enter Wuchang to rescue missionaries but retired on being warned away, and a small landing force guarded American private property and consulate at Hankou.

[RL30172] 1913: Mexico: From September 5 to 7, a few marines landed at Ciaris Estero to aid in evacuating American citizens and others from the Yaqui Valley, made dangerous for foreigners by the Mexican Revolution.

[RL30172] During the initial entrance into Haiti, the specific order from the Secretary of the Navy to the invasion commander, Admiral William Deville Bundy, was to "protect American and foreign" interests.

[RL30172] 1918–1920: Russian SFSR: Marines were landed at and near Vladivostok in June and July to protect the American consulate and other points in the fighting between the Red Army and the Czech Legion which had traversed Siberia from the western front.

[RL30172] 1925: China: From January 15 to August 29, fighting of Chinese factions accompanied by riots and demonstrations in Shanghai brought the landing of American forces to protect lives and property in the International Settlement.

[RL30172] 1926–1933: Nicaragua: From May 7 to June 5, 1926, and August 27, 1926, to January 3, 1933, the coup d'état of General Emiliano Chamorro Vargas aroused revolutionary activities leading to the landing of American marines to protect the interests of the United States.

[RL30172] 1932: United States: "Bonus Army" of 17,000 WWI veterans plus 20,000 family cleared from Washington and then Anacostia flats "Hooverville" by 3rd Cavalry and 12th Infantry Regiments under Gen. Douglas MacArthur and Major Dwight D Eisenhower, July 28.

[RL30172] 1940: Newfoundland, Bermuda, St. Lucia, – Bahamas, Jamaica, Antigua, Trinidad, and British Guiana: Troops were sent to guard air and naval bases obtained under lease by negotiation with the United Kingdom.

After citing what he falsely termed were Vietnam People's Navy attacks on U.S. destroyers, in what came to be known as the Gulf of Tonkin incident, President Lyndon B. Johnson asked in August 1964 for a resolution expressing U.S. determination to support "freedom and protect peace in Southeast Asia."

[RL30172] 1987: Persian Gulf: USS Stark was struck on May 17 by two Exocet antiship missiles fired from a Dassault Mirage F1 of the Iraqi Air Force during the Iran–Iraq War, killing 37 U.S. Navy sailors.

On January 4, 1989, two U.S. Navy F-14 aircraft based on USS John F. Kennedy shot down two Libyan jet fighters over the Mediterranean Sea about 70 miles north of Libya.

"[RL30172] United States Marine Corps elements of Joint Task Force Assured Response, responding in nearby Liberia, provided security to the embassy and evacuated 448 people, including between 190 and 208 Americans.

"[25] 2004: Haiti: 2004 Haitian coup d'état occurs, The U.S. first sent 55 combat equipped military personnel to augment the U.S. Embassy security forces there and to protect American citizens and property in light.

United States Army soldiers from the 187th Infantry Regiment disembarking from a Boeing CH-47 Chinook as part of Operation Swarmer during the Iraq War in 2006
Map of military operations since 1950