JFK had three brothers: Joseph Jr, who died under mysterious circumstances in the 1940's, Robert (RFK), who was assassinated in 1968 just as he was about to accept the Democrat nomination for president, and Theodore (Teddy), who was a senator from Massachusetts until his death in 2009.
Yes, he was JFK's younger brother.
because he died in world war two.
Lancer
Black Jack
No he was not Joe Kennedy he died while he was a a secret wartime mission during World War II in 1944
The Warren Commission.
Jackie
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Senator
January 20 1961
Yes, his name was Oswald and he was killed him self when the Dallas police were moving him a man by the name of Jack Ruby shot him. Ruby was arrested and died in prison from cancer.
In the end -Commander in Chief (as president).