U.S History 1877`2008 By Javae.Sencherey Period: 1776 to 1860 Early American History Period: 1860 to 1877 Civil WAR Reconstruction Period: 1877 to 1900 The Gilded Age Period: 1890 to 1920 The Progressive Era Period: 1898 to 1910 Imperialism Period: 1914 to 1918 World War Period: 1920 to 1929 Roaring Twenties Period: 1929 to 1939 Great Depression Period: 1939 to 1945 World War 2 1945 United nations formed Period: 1945 to 1960 Early Cold War 1947 Truman Doctrine U.S. policy that gave military and economic aid to countries threatened by communism 1948 Berlin Airlift 1948 Marshall Plan program to help European countries rebuild after World War II 1949 NATO established 1950 Sweatt v. Painter Period: 1950 to 1970 Civil Rights Era Period: 1950 to 1953 Korean War 1951 Rosenbergs trial 1952 First H-Bomb detonated by the United States 1954 Brown v. Board of Education of Topeka 1954 Hernandez v. Texas Period: 1954 to 1976 Vietnam War 1955 Jonas Salk invents the Polio Vaccine Period: 1955 to 1956 Montgomery Bus Boycott after Rosa Parks’ arrest 1957 USSR launches Sputnik 1957 Little Rock Nine integrated into an all-white school in Little Rock, AK 1961 Bay of Pigs Invasion in Cuba 1961 Berlin Wall built to prevent people from leaving communist East Berlin 1962 Cuban Missile Crisis 1963 Martin Luther King’s “I Have a Dream Speech” at the March on Washington 1963 John F. Kennedy is assassinated in Dallas, TX 1964 Gulf of Tonkin Resolution 1964 24 amendment 1964 Civil Rights Act of 1964 1965 Medicare and Medicaid established 1965 Voting Rights Act of 1965 1968 Civil Rights Act of 1968 1968 Tet Offensive 1968 Martin Luther King is assassinated 1969 Tinker v. Des Moines 1969 First Man on the Moon 1970 Kent State University shooting Period: 1970 to 1991 End of Cold War 1971 Pentagon Papers leaked 1971 26 ammendmant 1972 Title IX 1973 War Powers Act 1974 Watergate Scandal, which leads to Nixon’s Resignation 1975 Fall of Saigon, marks the end of the Vietnam War 1978 Camp David Accords 1979 Three Mile Island Disaster 1979 Three Mile Island Disaster Period: 1979 to 1981 Iran Hostage Crisis Period: 1985 to 1987 Iran Contra Affair Period: 1990 to 2008 1990s-21st Century