1955-1975

  • Segregation breakthrough

    Racial segregation is forbidden on trains and buses in U.S. interstate commerce.
  • Eisenhower Doctorine

    The United States Congress approves the Eisenhower Doctrine.
  • Hawaii Joins

    Hawaii is admitted as the 50th and last U.S. state (see History of Hawaii).
  • Martial Law Declared

    American civil rights movement. Alabama Governor John Patterson declares martial law in an attempt to restore order after race riots break out
  • The idea of zip codes

    ZIP codes are introduced in the U.S.
  • Immigration Bill

    U.S. President Lyndon B. Johnson signs an immigration bill which abolishes quotas based on national origin.
  • Women’s rights

    Yale University announces it is going to admit women.
  • Nixon sworn in

    President Nixon is sworn in for his second term
  • Disney World

    Walt Disney world opened in Orlando Florida
  • Bomb at airport

    A bomb explosion at LaGuardia Airport kills 11.