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Pickney's Treaty
was signed in San Lorenzo de El Escorial on October 27, 1795 and established intentions of friendship between the United States and Spain. It also defined the boundaries of the United States with the Spanish colonies and guaranteed the United States navigation rights on the Mississippi River. -
XYZ Affair
was a political and diplomatic episode in 1797 and 1798, early in the administration of John Adams, involving a confrontation between the United States and Republican France that led to an undeclared war called the Quasi-War. -
war of 1812
was a military conflict, lasting for two and a half years, fought by the United States of America against the United Kingdom of Great Britain and Ireland, its North American colonies and its Native American allies. -
adams-Onis Treaty
was a treaty between the United States and Spain in 1819 that ceded Florida to the U.S. and defined the boundary between the U.S. and New Spain. -
Treaty of Guadalupe Hidalgo
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Gadsden Purchase
a 29,640-square-mile (76,800 km2) region of present-day southern Arizona and southwestern New Mexico that was purchased by the United States in a treaty signed on December 30, 1853 by James Gadsden who was the American ambassador to Mexico at that time. -
Chinese Exclution Act
was a United States federal law signed by President Chester A. Arthur on May 6, 1882. It was one of the most significant restrictions on free immigration in US history, prohibiting all immigration of Chinese laborers. -
Hawaiian Annexation
The Hawaiian Islands became the Territory of Hawaii, a United States territory, with a new government established on February 22, 1900. Sanford Dole was appointed as the first governor. ʻIolani Palace served as the capital of the Hawaiian government until 1969. -
Platt Amendment
It stipulated seven conditions for the withdrawal of United States troops remaining in Cuba at the end of the Spanish–American War, and an eighth condition that Cuba sign a treaty accepting these seven conditions. -
Zimmermann telegram
was an internal diplomatic communication issued from the German Foreign Office in January, 1917 that proposed a military alliance between Germany and Mexico in the event of the United States' entering World War against Germany. -
Washington Naval Conference
was a military conference called by U.S. President Warren G. Harding and held in Washington, D.C. from 12 November 1921 to 6 February 1922. Conducted outside the auspice of the League of Nations, it was attended by nine nations—the United States, Japan, China, France, Britain,Italy, Belgium, Netherlands, and Portugal—regarding interests in the Pacific Ocean and East Asia. -
Smoot hawley Tariff
was an act sponsored by Senator Reed Smoot and Representative Willis C. Hawley and signed into law on June 17, 1930, that raised U.S. tariffs on over 20,000 imported goods to record levels. -
Atlantic Charter
was a pivotal policy statement issued on 14 August 1941, that, early in World War II, defined the Allied goals for the post-war world. The leaders of the United Kingdom and the United States drafted the work and all the Allies of World War II later confirmed it. -
Postdam Conference
was held at Cecilienhof, the home of Crown Prince Wilhelm Hohenzollern, in Potsdam, occupied Germany, from 17 July to 2 August 1945. Participants were the Soviet Union, the United Kingdom and the United States. The three powers were represented by Communist Party General Secretary Joseph Stalin, Prime Ministers Winston Churchill and, later, Clement Attlee,[5] and President Harry S. Truman. -
New Look Policy
was the name given to the national security policy of the United States during the administration of President Dwight D. Eisenhower. It reflected Eisenhower's concern for balancing the Cold War military commitments of the United States with the nation's financial resources. -
Bay of Pigs Invasion
was a failed military invasion of Cuba undertaken by the CIA-sponsored paramilitary group Brigade 2506 on 17 April 1961. A counter-revolutionary military, trained and funded by the United States government's Central Intelligence Agency (CIA), Brigade 2506 fronted the armed wing of the Democratic Revolutionary Front (DRF) and intended to overthrow the increasingly communist government of Fidel Castro. -
Tet offensive
was one of the largest military campaigns of the Vietnam War, launched on January 30, 1968 by forces of the Viet Cong and North Vietnamese People's Army of Vietnam against the forces of South Vietnam, the United States, and their allies. -
Detente
Is the general easing of the geo-political tensions between the Soviet Union and the United States which began in 1969, as a foreign policy of U.S. -
Moscow Olympics Boycott
was one part of a number of actions initiated by the United States to protest the Soviet invasion in Afghanistan. The Soviet Union and other countries would later support the 1984 Summer Olympics boycott. -
NAFTA
is an agreement signed by Canada, Mexico, and the United States, creating a trilateral rules-based trade bloc in North America. The agreement came into force on January 1, 1994. It superseded the Canada–United States Free Trade Agreement between the U.S. and Canada
