April 15, 1947:
Martin Kennelly, a Democrat who was elected mayor of Chicago two weeks earlier, is inaugurated for the first of his two terms.
He will win re-election in 1951, but in 1955 he will be unseated in the primary by Cook County Democratic leader Richard J. Daley. Daley will go on to serve until his death in 1976 — longer than any other mayor in the city's history.
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