How Old was JFK When He Became President?
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John Fitzgerald Kennedy was born on May 29, 1917. He became the President of the United States on January 20, 1961. This means that he was 43 years old when he became a President.
milena_st, Answers Expert
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John F. Kennedy became president in 1960 when he was just 43 years old. He was the second youngest president. Theodore Roosevelt was the first youngest. However, his presidential term was cut short when he was shot and killed in 1963.
amy.mccray, Answers Expert