George W. Bush senior.
William McKinley was the last US President who was also a Civil War veteran. Except for Benjamin Harrison, all of the Presidents after Johnson and up to McKinley were veterans of that war. Harrison was able to hire someone else to take his place.
General of the Army Dwight David Eisenhower
William McKinley
Andrew Jackson
The last Union Army Veteran of the Civil War was Albert Woolson, who died in 1956.
Dwight D. Eisenhower was the last former general to become president.
The last verified veteran of the American Civil War, Frank Woodruff Buckles, died on February 27, 2011. He was 110 years old at the time of his death. Buckles served in the U.S. Army during World War I and was recognized for being the last living Civil War veteran until his passing.
No. The President's term ends at the date and time it is supposed to and a declaration of war prior to that does not permit the president to serve longer.
The last President who served during the American Revolution was Andrew Jackson. He joined the Continental Army when he was 13 years old.
George W. Bush was in the Texas Air National Guard Reserves but never saw action. The last president to have seen active combat duty was George Bush Sr. who fought in World War II.
Ulysses Grant, Rutherford B. Hayes, and James A. Garfield. William McKinley was also an Ohio-born Republican Union Army veteran who became president, who served in the same regiment with Hayes before Hayes was promoted. McKinley was a much younger man and never became a general though. By the time McKinley became president all the ex-generals were too old or already dead. McKinley was the last Union Army vet to be president.
President Obama was too young to serve the last time the draft was in effect.