Colombia’s militant group FARC agreed to lay down their weapons after 52 years of guerilla warfare.
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Samuel Colt patented the multi-shot revolving cylinder gun.
Nine thousand scientists from 43 nations signed a petition to ban nuclear testing.
President Truman announced to the people of America that they successfully developed a hydrogen bomb.
The Soviet Union started mass producing the AK-47 assault rifle.
France became the fourth nuclear-capable nation following its successful Gerboise Bleue atomic test.
