Louis XVI is guillotined, the first nuclear-powered submarine launches, the nation catches "Saturday Night Fever," and President Reagan's second inauguration heads indoors, all on this day.
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Library of Congress
1950: Former State Department official Alger Hiss is convicted of having perjured himself over his testimony on his alleged involvement in a Soviet spy ring before and during World War II. Hiss would end up serving nearly four years in jail, but protested his until the day he died.