He didn't really have a career before he entered politics. He went to college, served in the navy during WW II and worked briefly as a magazine writer. He was immediately successful at running for office and served as a US Congressman and US Senator from Massachusetts before the he was elected President. Before he became a US President, John F. Kennedy was the US Senator from Massachusetts from January 3, 1953 to December 22, 1960. Prior to the Senate, Kennedy was the Member of the US House of Representative from Massachusetts, 11th district from January 3, 1947 to January 3, 1953. Kennedy also served as a Lieutenant in the US Navy from 1941 to 1945; he was awarded many medals including a Purple Heart for being wounded in action.
Senator
John F. Kennedy was NEVER a Vice-President.
In the end -Commander in Chief (as president).
because he died in world war two.
Jackie
Henry David Thoreau JFKs' daughter (Caroline Kennedy) President of Harvard University (Drew Gilpin Faust)
Lancer
January 20 1961
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Black Jack
Yes.
Yes, he was JFK's younger brother.