Treaties: Americas
17 treaties from Americas in the database, signed 1783 to 2018, listed by date.
Treaty of Paris 1783
1783Ended the American Revolutionary War. Britain recognized the independence of the United States and ceded territory from the...
Jay Treaty
1794Chief Justice John Jay defused the war crisis over northwest forts, still occupied, and British impressment. Britain evacuated...
Louisiana Purchase Treaty
1803Napoleon, needing money for war with Britain and having failed to reconquer Haiti, sold 828,000 square miles for 15 million...
Treaty of Ghent
1814Ended the War of 1812, restoring all territory to prewar boundaries, effectively a draw. Nothing about the causes, impressment of...
Adams-Onis Treaty
1819Secretary of State John Quincy Adams obtained Florida from Spain and fixed the border between the US and Spanish Mexico along the...
Treaty of Cordoba
1821Iturbide and ODonoju recognized Mexican independence, the Plan de Iguala three guarantees, religion, independence, union...
Oregon Treaty
1846Settled the Oregon boundary dispute, extending the 49th parallel border from the Rockies to the Pacific, giving Britain Vancouver...
Treaty of Guadalupe Hidalgo
1848Ended the Mexican American War. Mexico ceded California, Nevada, Utah, Arizona, New Mexico, and parts of Colorado and Wyoming...
Gadsden Purchase
1853James Gadsden bought a 29,670 square mile strip of southern Arizona and New Mexico for 10 million dollars, intended for a...
Alaska Purchase
1867Secretary of State William Seward bought Alaska for 7.2 million dollars, about 2 cents per acre. Ridiculed as Sewards Folly and...
Treaty of Ancon
1883Ended the War of the Pacific over nitrate fields. Peru ceded the tarapaca province outright, and Tacna and Arica passed to Chile...
Treaty of Paris 1898
1898Ended the Spanish-American War after six months. Spain gave up Cuba, which moved to United States occupation and nominal...
Hay-Bunau-Varilla Treaty
1903Fifteen days after Panama independence, engineered by US warship presence, Bunau Varilla, a French engineer Panama had not even...
Rio Pact
1947Inter-American Treaty of Reciprocal Assistance, the hemisphere collective defense, attack on one is attack on all. Invoked...
Treaty of Tlatelolco
1967Negotiated in Mexico City, it created the first nuclear weapon free zone over a densely populated region. States renounce nuclear...
NAFTA
1994Created the largest free trade area, abolishing tariffs over 15 years, supply chains integrated, auto, agriculture. Ross Perot...
USMCA
2018Renegotiated NAFTA, 75 percent North American content for autos tariff free, 40 to 45 percent high wage labor, labor value rules...