Franklin D. Roosevelt signed the Social Security Act, creating a government pension system for the retired.
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Venezuelan political terrorist Carlos the Jackal was captured in Sudan.
A rainbow lasting three hours was recorded over the Gwynedd coast in Wales.
The New York Eye Infirmary opened, and it was the first specialty hospital of its kind in the western hemisphere.
The first-ever Japanese patent was issued.
Singapore opened the world's first Summer Youth Olympics Games.
