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Early American History
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Declaration was singed
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Declaration of Independence was signed
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Consitution was written
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Bills of rights was ratified
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Civil War/Reconstruction
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The Gilded Age
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The Progressive Era
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Imperialism
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World War 1
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Roaring Twenties
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Great Depression
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World War II
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United nations was formed
is an international organization founded in 1945 after the Second World War by 51 countries committed to maintaining international peace and security, developing friendly relations among nations and promoting social progress, better living standards and human rights. -
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Early Cold War
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Containment-was a United States policy using numerous strategies to prevent the spread of communism abroad.
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Communism
a political theory derived from Karl Marx, advocating class war and leading to a society in which all property is publicly owned and each person works and is paid according to their abilities and needs. -
22nd amendment
prohibits anyone who has been elected president twice from being elected again -
Truman Doctrine
U.S. policy that gave military and economic aid to countries threatened by communism -
Berlin Airlift
In response to the Soviet blockade of land routes into West Berlin, the United States begins a massive airlift of food, water, and medicine to the citizens of the besieged city. ... The Soviet action was in response to the refusal of American and British officials to allow Russia more say in the economic future of Germany. -
Marshall Plan
program to help European countries rebuild after World War II -
NATO established
It was formed in 1949 to provide collective security against the threat posed by the Soviet Union. ... One of the founding principles of NATO is Article 5 of its charter, which states that an armed attack on one member nation would be considered as an attack on all. -
Korean War
Korean War, conflict between the Democratic People's Republic of Korea (North Korea) and the Republic of Korea (South Korea) in which at least 2.5 million persons lost their lives. The war reached international proportions in June 1950 when North Korea, supplied and advised by the Soviet Union, invaded the South. -
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Civil Rights Era
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Rosenberg trials
In 1951, Julius and his wife Ethel were tried and convicted of espionage for providing the Soviet Union with classified information. They were executed in 1953. Their trial remains controversial today. -
Domino Theory
the theory that a political event in one country will cause similar events in neighboring countries, like a falling domino causing an entire row of upended dominoes to fall. -
First H-bomb detonated by the United states
the U.S. detonated the first hydrogen bomb, resulting in the first successful full-scale thermonuclear weapon explosion. Operation Ivy was conducted on the Eniwetok Atoll in the Marshall Islands. -
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Vietnam War
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Arms Race/Space Race-
Was an informal 20th-century competition between two Cold War rivals, the Soviet Union (USSR) and the United States (US), to achieve firsts in spaceflight capability. It had its origins in the ballistic missile-based nuclear arms race between the two nations following World War II. -
Jonas Salk invents the Polio Vaccine
Polio, or poliomyelitis, is a disabling and life-threatening disease caused by the poliovirus. The virus spreads from person to person and can infect a person's spinal cord, causing paralysis -
USSR launches sputnik
On October 4, 1957, the Soviet Union launched the earth's first artificial satellite, Sputnik-1. As a result, the launch of Sputnik served to intensify the arms race and raise Cold War tensions. ... During the 1950s, both the United States and the Soviet Union were working to develop new technology. -
Cuban Missile crisis
leaders of the U.S. and the Soviet Union engaged in a tense, 13-day political and military standoff in October 1962 over the installation of nuclear-armed Soviet missiles on Cuba, just 90 miles from U.S. shores. ... Kennedy also secretly agreed to remove U.S. missiles from Turkey. -
Gulf of Tonkin Resolution
begins undeclared war in Vietnam -
Medicare and Medicaid established
In July 30, 1965, President Lyndon B. Johnson signed the Social Security Amendments of 1965 into law. With his signature he created Medicare and Medicaid, which became two of America's most enduring social programs. -
Tet Offensive
The Tet Offensive was a coordinated series of North Vietnamese attacks on more than 100 cities and outposts in South Vietnam. The offensive was an attempt to foment rebellion among the South Vietnamese population and encourage the United States to scale back its involvement in the Vietnam War. -
Tinker v. Des Moines
defined the First Amendment rights for students in the United States Public Schools -
Kent State University shooting
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End of the Cold War
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Pentagon Papers leaked
The Pentagon Papers, officially titled "Report of the Office of the Secretary of Defense Vietnam Task Force", was commissioned by Secretary of Defense Robert McNamara in 1967. In June of 1971, small portions of the report were leaked to the press and widely distributed. -
26th amendment
moved the voting age from 21 years old to 18 years old -
War Powers Act
law limited the President’s right to send troops to battle without Congressional approval -
Watergate Scandal, which leads to Nixon’s Resignation
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Fall of Saigon, marks the end of the Vietnam War
On April 30, 1975, North Vietnamese troops entered Saigon as the last Americans evacuated the city. The surrender of South Vietnam ended the decades-long war and signaled the reunification of North and South Vietnam. The country had been divided in 1954. -
Camp David Accords
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Three Mile Island Disaster
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Iran Hostage Crisis
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Iran Contra Affair
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1990s-21st Century
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The Union of Soviet Socialist Republics
is established, comprising a confederation of Russia, Belorussia, Ukraine, and the Transcaucasian Federation (divided in 1936 into the Georgian, Azerbaijan, and Armenian republics).