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World War II ends.
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The Solviets take control of Czecholsovakia.
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United States test their first Thermonuclear bomb.
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The Berlin Wall is built following the breakdown in talks to decide the future of Germany
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The Soviets have secretly been installing military bases, including nuclear weapons, on Cuba, some 90 miles from the US mainland. The crisis brings the U.S and Solviet to the brink of nulcear war.
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The United States agrees to set up a hotline with the USSR, thus making direct communication possible.
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The Nuclear Non-Proliferation Treaty is open for signature.
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The Nuclear Non-Proliferation Treaty is ratified by the UK, Solviet Union, and United States
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Strategic Arms Limitation Talks(SALT I) agreement signals the beginning of détente between the U.S. and USSR.
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U.S. President Jimmy Carter and Soviet leader, Leonid Brezhnev, sign the SALT-II agreement, outlining limitations and guidelines for nuclear weapons.