Kennedy served in the US Navy during World War II.
He was president during the cold war and vietnam.
Kennedy was assassinated; Johnson refused to serve any longer; Nixon resigned.
He was a naval Lieutenant Junior Grade during WWII. He was president only during the Vietnam War.
No. John F. Kennedy served as the 35th President from 1961 to 1963. During the second world war, Kennedy served in the United States Navy. He rose to the rank of Lieutenant and was discharged in 1945.
The Cold War.
Military involvement in Vietnam increased during his presidency and the US was on the brink of war with the USSR with crises in Cuba and Berlin, but the US was not at war while Kennedy was President. (Kennedy was personally engaged in combat while he was in the navy during WW II.)
During the Vietnam War, Presidents Kennedy and then Johnson were democrats.
Yes.
Kennedy (May 21, 1917)
Eisenhower, Kennedy, Johnson, Nixon, Ford.
No, President Woodrow Wilson served during World War I.
President Reagan during the Iraq-Iran Persian Gulf War; Truman for the Korean War; Eisenhower, Kennedy, Johnson, Nixon, and Ford for Vietnam.