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  Martin Hermlich Klaproth discovers Uranium in Germany
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  Einstein wrote a letter to President Roosevelt a letter warning him of the dangers on nuclear fissions bombs.
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  Plutonium was discovered on December 14,1940 by Glenn Seaborg, Arthur Wahl, Joesph Kennedy, and Edwin McMillian at the University of Berkeley
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  The United States tests an atomic bomb for the first time at the Trinity Test Site in Socorro New Mexico
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  The United States drops the uranium bomb "Little Boy" on the Japanese city of Hiroshima.
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  The United States drops the plutonium bomb "Fat Man" on the Japanese city of Nagasaki.
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  The United States test a nuclear weapon for the first time since Nagasaki on Bikini Atoll
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  The United States test a nuclear weapon for the second time since Nagasaki on Bikini Atoll
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  President Dwight Eisenhower delivers his famous "Atoms for Peace" address to the United Nations
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  Th Nautilus, the first nuclear submarine, takes its maiden voyage
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  The Soviet Union gets the first grid connected nuclear power plant in the world
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  The international campaign for nuclear disbarment began
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  The first nuclear power plant in America at Bodega Bay was planned to be built by Pacific Gas and Electric. Several locals were upset and initiated a conflict involving the building of the plant
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  The sodium reactor in Santa Susana California melted down
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  U.S. Signs the Antarctic Treaty, banning nuclear tests in Antarctica
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  The experimental SL-1 Reactor melted down killing all of the workers
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  A national women's strike in 60 American cities protesting nuclear weapons
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  The results of the Baby Tooth Survey were published
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  The 13 day standoff between the United States and the Soviet Union over Soviet missiles being found in Cuba
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  The United States, Soviet Union, and Britain agree to abolish nuclear testing in the atmosphere following the Cuban Missile Crisis
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  A rapid increase in temperature caused a meltdown of the Enrico Fermi Nuclear Power Plant in Michigan
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  The United Nations signed the Nuclear Nonproliferation Treaty banning the spread of nuclear weapons
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  The United States and Soviet Union sign the Peaceful Nuclear Explosions Treaty setting regulations for civil uses of nuclear bombs
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  The Three Mile Island Reactor in Middletown Pennsylvania melted down
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  The Shad alliance brought about 18,000 people to march near the Shoerham Nuclear Pant. This eventually lead to complications that caused the plant to close
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  MUSE (Musicians United for Safe Energy) held no nukes concerts in the Battery Park City. Over 200,000 people attended
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  The United Nations called a conference to discuss the disarment of nuclear weapons
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  One of the largest peaceful protests in American history
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  The Chernobyl Power Plant in Pripyat Ukraine melted down in one of the largest nuclear disasters in history
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  US and Soviet leaders discuss abolition US President Ronald Reagan and Soviet President Mikhail Gorbachev meet at Reykjavik, Iceland, where they seriously discuss the possibility of achieving nuclear abolition
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  Several protestors, joined by 6 members of congress, gathered at the Nevada Test Site to hold a huge rally against nuclear testing
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  The United States and Soviet Union sign the Agreement on Notification of Missile Launches
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  The Seabrook Station Nuclear Power Plant was running tests. This lead to the protest and arrest of 627 people for trespassing, as well as the arrest of 2 government officials involved in the protest
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  Even a great deal of time after the Hiroshima bombing, about 40,000 Americans marched past the UN building in an anti war / anti nuclear protest
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  Antarctic Treaty Summit, hosted at the Smithsonian Institution, will consider the achievements, enduring legacies and future lessons of the 1959 Antarctic Treaty
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  The tsunami that hit the Japanese coast caused the Fukushima Power Plant to melt down
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  James Hansen co-publishes a paper from NASA computing that, even with worst case estimates of nuclear accidents, nuclear energy has saved 1.8 million lives and counting by offsetting the air-pollution related deaths that come from fossil fuel plants