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John Adams XYZ Affair
A diplomatic incident between French and United States diplomats that resulted in a limited, undeclared war known as the Quasi-War. -
George Washington Pinckney's Treaty
Boundaries of the United States with the Spanish colonies and guaranteed the United States navigation rights on the Mississippi River. -
Jams Madison War of 1812
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. -
John Quincy Adams 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. -
James K. Polk Trearty of Guadalupe Hidalgo
Over a territorial dispute involving Texas. -
Franklin Pierce Gadsden Purchase
Region of present-day southern Arizona and southwestern New Mexico that was purchased by the United States in a treaty sign. -
Chester Arthur Chines Exclusion Act
It was one of the most significant restrictions on free immigration in US history, prohibiting all immigration of Chinese laborers. -
Grover Cleveland Hawaiian Annexation
Event marked end of a lengthy internal struggle between native Hawaiians and white American businessmen for control of the Hawaiian government -
Franklin Roosevelt 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. -
Woodrow Wilson Zimmermann Telegate
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 I against Germany. -
Warren G. Harding Washington Naval Conference
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. -
Herbert Hoover Smoot-Hawley Tariff
The great majority of economists then and ever since view the Act, and the ensuing retaliatory tariffs by America's trading partners, as responsible for reducing American exports and imports by more than half. -
Franklin D. Roosevelt Alantic 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. -
Hurry Truman Potsdam Conference
Was held at Cecilienhof, the home of Crown Prince Wilhelm Hohenzollern, in Potsdam, occupied Germany. -
John F. Kennedy Bay of pigs Invasion
Begins when a CIA-financed and -trained group of Cuban refugees lands in Cuba and attempts to topple the communist government of Fidel Castro. The attack was an utter failure. -
Lyndon Johnson Tet Offensive
It was a campaign of surprise attacks against military and civilian commands and control centers throughout South Vietnam. -
Richard Nixon Detente
Both countries stood to gain if trade could be increased and the danger of nuclear warfare reduced. -
Jimmy Carter Moscow Olympics Boycott
The Soviet military invaded Afghanistan in 1979 to reinforce the country’s communist regime against Islamic rebel forces. -
Bill Clinton NAFTA
Is an agreement signed by Canada, Mexico, and the United States, creating a trilateral rules-based trade bloc in North America. -
Dwight D. Elsenhower New Look Policy
National security concept, developed in 1953, posited that U.S. forces would rely on nuclear weapons as a deterrent and on air power as a strategic advantage.
