19h 10min, jan 1, 1939 y - In 1939 the supreme court ruled that sawed off shotguns weren't necessary to a well
regulated militia, and therefore could be subject to state, and or federal regulation.
Description:
Which means that according to the supreme court weapons deemed "not necessary to a well regulate militia" was not protected by the 2nd amendment.
Added to timeline:
Timeline of guns in the US
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