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Russian Revolution
The Russian Revolution was a pair of revolutions in Russia in 1917 which dismantled the Tsarist autocracy and led to the rise of the Soviet Union. -
Potsdam Conference
The participants were the Soviet Union, the United Kingdom, and the United States, represented respectively by Communist Party General Secretary Joseph Stalin, Prime Ministers Winston Churchill, Clement Attlee, and President Harry S. Truman. -
Atomic Bombings
In late July, President Harry Truman called for Japan’s surrender with the Potsdam Declaration. The declaration promised “prompt and utter destruction” if Japan did not surrender. -
Iron Curtain
The Iron Curtain was the name for the non physical boundary dividing Europe into two separate areas from the end of World War II in 1945 until the end of the Cold War in 1991.The term symbolizes the efforts by the Soviet Union to block itself and its satellite states from open contact with the West and its allied states. -
Truman Doctrine
The Truman Doctrine was an American foreign policy whose stated purpose was to counter Soviet geopolitical expansion during the Cold War. It was announced to Congress by President Harry S. Truman on March 12, 1947, and further developed on July 12, 1948, when he pledged to contain threats in Greece and Turkey. -
Marshall Plan
The Marshall Plan was an American initiative passed in 1948 to aid Western Europe, in which the United States gave over $12 billion in economic assistance to help rebuild Western European economies after the end of World War II. -
NATO
NATO is an international alliance that consists of 29 member states from North America and Europe. It was established at the signing of the North Atlantic Treaty on 4 April 1949. Article Five of the treaty states that if an armed attack occurs against one of the member states, it shall be considered an attack against all members, and other members shall assist the attacked member, with armed forces if necessary. -
Soviet Bomb Test
The Soviet atomic bomb project was the classified research and development program that was authorized by Joseph Stalin in the Soviet Union to develop nuclear weapons during World War II. -
Korean War
The Korean War was a war between North Korea and South Korea The war began on 25 June 1950 when North Korea invaded South Korea following a series of clashes along the border. -
Warsaw Pact
The Warsaw Pact, formally known as the Treaty of Friendship, Cooperation and Mutual Assistance, was a collective defense treaty signed in Warsaw, Poland among the Soviet Union and seven Soviet satellite states of Central and Eastern Europe in May 1955, during the Cold War.
