Key leaders

• USA


  Roosevelt: 1933-45

  Truman: 1945-53

  Eisenhower: 1953-61

  Kennedy: 1961-63

  Carter: 1977-81

  Reagan: 1981-89
• UK

  Churchill: 1940-45

  Attlee: 1945-51

  Churchill: 1951-55

  Thatcher: 1979-90
• USSR

  Stalin: 1924-53

  Khrushchev: 1953-64

  Brezhnev: 1964-82

  Gorbachev: 1985-91