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February 4, 1945 – February 11, 1945

The Yalta Conference was to discuss the reestablishment of the nations of war torn Europe

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Jul 17, 1945 – Aug 2, 1945

The Potsdam Conference was to allow the three leading Allies to plan the postwar peace, while avoiding the mistakes of the Paris Peace Conference of 1919

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The United Nations established in 1945 after World War II. Its 51 countries who created a peace treaty.

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March 5, 1946

Winston Churchill stressed the necessity for the United States and Britain to act as the guardians of peace and stability against the menace of Soviet communism, which had lowered an “iron curtain

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NATO was created in 1949 by the United States, Canada and Western European countries. This was to provide security against the Soviet Union.

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March 12, 1947

President Harry S. Truman established that the United States would provide political, military and economic assistance to all democratic nations under threat from external or internal authoritarian forces.

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The Marshall Plan, also known as the European Recovery Program, was a U.S. program providing aid to Western Europe following the devastation of World War II.

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May, 14 1955

The Warsaw Pact was a mutual defense organization that put the Soviets in command of the armed forces of the member states.

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June 24, 1948 – May 12, 1949

The Berlin Blockade was an attempt in 1948 by the Soviet Union to limit the ability of the United States, Great Britain and France to travel to their sectors of Berlin, which lay within Russian-occupied East Germany.

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1948

Liberation Army decisively defeated the Republic of China Army, bringing an end to over two decades of intermittent warfare between the Chinese Communist Party

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The Korean War was fought between North Korea and South Korea from 1950 to 1953. The war began on 25 June 1950 when North Korea invaded South Korea following clashes along the border and rebellions in South Korea.

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September 1954

The United States, France, Great Britain, New Zealand, Australia, the Philippines, Thailand and Pakistan formed the Southeast Asia Treaty Organization, or SEATO. The purpose of the organization was to prevent communism from gaining ground in the region.

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November 1, 1955 – April 30, 1975

The Vietnam War was a long, costly and divisive conflict that pitted the communist government of North Vietnam against South Vietnam and its principal ally, the United States.

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Launched on October 4, 1957 at 7:28 PM

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April 17, 1961 – April 20, 1961

The Bay of Pigs invasion begins when a CIA-financed and -trained group of Cuban refugees lands in Cuba and attempts to topple the communist government of Fidel Castro

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On August 13, 1961, the Communist government of the German Democratic Republic (GDR, or East Germany) began to build a barbed wire and concrete “Antifascistischer Schutzwall,” or “antifascist bulwark,” between East and West Berlin.

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October 16, 1962 – October 28, 1962

During the Cuban Missile Crisis, leaders of the U.S. and the Soviet Union engaged in a tense, 13-day political and military standoff in October 1962 over the installation of nuclear-armed Soviet missiles on Cuba, just 90 miles from U.S. shores.

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Apollo 11 was the American spaceflight that first landed humans on the Moon. Commander Neil Armstrong and lunar module pilot Buzz Aldrin landed the Apollo Lunar Module Eagle on July 20, 1969, at 20:17

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1967-1979

The era was a time of increased trade and cooperation with the Soviet Union and the signing of the Strategic Arms Limitation Talks (SALT) treaties. Relations cooled again with the Soviet invasion of Afghanistan.

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In a summit meeting in Moscow, after two and a half years of negotiation, the first round of SALT was brought to a conclusion on May 26, 1972, when President Nixon and General Secretary Brezhnev signed the ABM Treaty and the Interim Agreement on strategic offensive arms.

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December 24, 1979 – February 15, 1989

The Soviet Union invades Afghanistan, under the pretext of upholding the Soviet-Afghan Friendship Treaty of 1978. As midnight approached, the Soviets organized a massive military airlift into Kabul, involving an estimated 280 transport aircraft and three divisions of almost 8,500 men each.

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December 25, 1991

Perestroika was a political movement for reform within the Communist Party of the Soviet Union (CPSU) during the late 1980s widely associated with CPSU general secretary Mikhail Gorbachev and his glasnost policy reform.

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November 9, 1989

Five days after half a million people gathered in East Berlin in a mass protest, the Berlin Wall dividing communist East Germany from West Germany crumbled.

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December 26, 1991

The Collapse of the Soviet Union was the process of internal disintegration within the Soviet Union (USSR) which resulted in the end of the country's and the federal government's existence as a sovereign state, thereby resulting in its constituent republics gaining full sovereignty.