The French
1865
1789
No, George Washington started the US Navy through several executive orders. The official birthdate of the US Navy is considered 13 October 1775.
Harry TrumanHerbert Hoover
No US presidents have had their heads cut off. The only US president who was assassinated by gunshot was Abraham Lincoln.
Byrd was a US Naval Officer and got to Antarctica by US Navy vessels.
thedore roosevelt.............I think.......maybe.......I don't know
US Presidents George H. Bush, Gerald Ford, Richard Nixon, and (Lyndon) Johnson served in the US Navy during World War II.
Coolidge, Cleveland, Carter and Clinton have "C' as their last initial.
Democratic US Presidents with military service were Andrew Jackson (Army), James K. Polk (Tennessee state militia), Franklin Pierce (Army), James Buchanan (Army), Andrew Johnson (Army), Harry S. Truman (Army), John F. Kennedy (Navy), Lyndon B. Johnson (Navy), and Jimmy Carter (Navy).
Five presidents played a part in the conflict. Eisenhower started sending in military advisers. Then Kennedy, Johnson, Nixon and finally Gerald Ford got the US out of it.