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Treaties

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1819territorial

Adams-Onís Treaty

Americas

The Adams-Onís Treaty of 1819, a landmark agreement, ceded Florida to the United States and defined the boundary between U.S. and Spanish territories in North America.

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1867territorial

Alaska Purchase Treaty

Americas

The Alaska Purchase Treaty marked the United States' strategic expansion into the North Pacific, acquiring vast resources and reshaping North American geopolitics.

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1794trade

Jay Treaty

Americas

The Jay Treaty of 1794 normalized post-Revolutionary War relations between the United States and Great Britain, averting potential conflict and establishing a decade of peaceful trade relations.

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1803territorial

Louisiana Purchase Treaty

Americas

The Louisiana Purchase Treaty doubled the size of the United States and marked a pivotal moment in American expansionism.

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1992trade

NAFTA

Americas

The treaty that established a trilateral trade bloc in North America, transforming economic relations among the United States, Canada, and Mexico.

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1967arms

Tlatelolco Treaty

Americas

The Tlatelolco Treaty established the first nuclear-weapon-free zone in a densely populated region, setting a precedent for disarmament in the Cold War era.

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1848peace

Treaty of Guadalupe Hidalgo

Americas

The treaty that concluded the Mexican-American War, ceding vast territories to the United States and reshaping North America.

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1783peace

Treaty of Paris (1783)

Americas

The Treaty of Paris (1783) marked the end of the American Revolutionary War, establishing the United States as an independent nation recognized by Great Britain.

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2018trade

USMCA

Americas

The USMCA modernized North American trade relations, replacing NAFTA with updated provisions for the 21st century.

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