Cold War Tension Building

  • Period: to

    Iron Curtain

    The Iron Curtain formed the imaginary boundary dividing Europe into two separate areas from the end of World War II
  • Yalta Conference

    Yalta Conference
    At Yalta, U.S. President Franklin D. Roosevelt, British Prime Minister Winston Churchill, and Soviet Premier Joseph Stalin made important decisions regarding the future progress of the war and the postwar world.
  • Potsdam Conference

    Potsdam Conference
    The Big Three—Soviet leader Joseph Stalin, British Prime Minister Winston Churchill (replaced on July 26 by Prime Minister Clement Attlee), and U.S. President Harry Truman—met in Potsdam, Germany, from July 17 to August 2, 1945, to negotiate terms for the end of World War II.
  • Long Telegram

    Long Telegram
    In 1946, while he was Chargé d'Affaires in Moscow, Kennan sent an 8,000-word telegram to the Department—the now-famous “long telegram”—on the aggressive nature of Stalin's foreign policy.
  • Noikov Telegram

    Noikov Telegram
    The Soviet ambassador in Washington, Nikolai Novikov, drafted this telegram in September 1946 stressing the dangers of possible U.S. economic and military domination worldwide.
  • Berlin Airlift

    Berlin Airlift
    On 26 June 1948, Western allies started a massive airlift to counter the Berlin blockade imposed by the Soviet regime.
  • Period: to

    Berlin Wall

    The Berlin Wall was a guarded concrete barrier that encircled West Berlin of the Federal Republic of Germany from 1961 to 1989, separating it from East Berlin and the German Democratic Republic.
  • Period: to

    Cuban Missile Crisis

    The Cuban Missile Crisis, also known as the October Crisis in Cuba, or the Caribbean Crisis, was a 13-day confrontation between the governments of the United States and the Soviet Union, when American deployments of nuclear missiles in Italy and Turkey were matched by Soviet deployments of nuclear missiles in Cuba.
  • Chernobyl

    Chernobyl
    The Chernobyl disaster began on 26 April 1986 with the explosion of the No. 4 reactor of the Chernobyl Nuclear Power Plant, near the city of Pripyat in the north of the Ukrainian SSR