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5 Apr 2009
North Korea performed a controversial intercontinental ballistic missile test.
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24 May 2002
The United States and Russia signed the Moscow Treaty, agreeing to limit their nuclear arsenals.
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29 Jan 1996
French President Jacques Chirac announced France's nuclear test program had finished.
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12 Jun 1982
Nearly one million people protested for the disarmament of nuclear weapons in Central Park, New York City.
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22 Sep 1979
An unidentified double flash of light was detected over the Indian Ocean south of Africa.
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6 Jun 1977
The US started plans to construct its first nuclear battlefield weapon.
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18 May 1974
India had their first successful nuclear bomb test.
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6 Nov 1971
The largest US underground bomb was detonated on Amchitka Island, a remote Alaskan island.
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17 Jun 1967
China performed its first thermonuclear test.
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27 Jan 1967
The Outer Space Treaty was signed to prevent the use of nuclear weapons being utilized in space.
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13 Feb 1960
France became the fourth nuclear-capable nation following its successful Gerboise Bleue atomic test.
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9 Feb 1959
The Soviet R-7 Semyorka, the world's first Intercontinental ballistic missile, became operational.
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28 Nov 1958
The US SM-65 Atlas missile completed the first successful intercontinental ballistic missile launch.
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5 Feb 1958
A nuclear bomb was lost off the coast of Georgia, US.
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13 Jan 1958
Nine thousand scientists from 43 nations signed a petition to ban nuclear testing.
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28 Jun 1956
The first private research atomic reactor opened in Chicago, Illinois, US.
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26 Mar 1954
The US tested the TX-17 thermonuclear bomb for the first time in Bikini Atoll of the Marshall Islands.
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25 May 1953
The United States conducted its first and only nuclear artillery test at the Nevada Test Site.
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7 Jan 1953
President Truman announced to the people of America that they successfully developed a hydrogen bomb.
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26 Feb 1952
British Prime Minister Winston Churchill went public that Britain had its first atomic bomb and planned to test it in Australia by the end of the year.
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1 Feb 1951
An atomic bomb explosion was aired on TV for the first time.
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27 Jan 1951
The first of 126 nuclear tests started at the Nevada Test Site.
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12 Feb 1950
Albert Einstein warned against hydrogen bombs on the ''Today with Mrs. Roosevelt" weekly TV show.
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6 Jul 1947
The Soviet Union started mass producing the AK-47 assault rifle.
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7 Mar 1946
Citizens of Bikini Island evacuated for nuclear testing.
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16 Jul 1945
The world's first atomic bomb was detonated.
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22 Dec 1942
Adolf Hitler signed the order to develop the V-2 rocket as a weapon during World War II.
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11 Oct 1939
US President Franklin D. Roosevelt received a letter from Albert Einstein detailing the possibility of atomic weapons.
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7 Jun 1912
Machine guns were fired from a US airplane for the first time.
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2 Sep 1898
Machine guns were used for the first time in a battle in Omdurman, Sudan, Africa.
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8 Aug 1854
Smith and Wesson patented the first metal bullet cartridges.
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25 Feb 1836
Samuel Colt patented the multi-shot revolving cylinder gun.