sanders
General Douglas MacArthur.
probably General Armstrong Custer during the Civil War
George Armstrong Custer became the youngest brigadier general in the Union army. Despite having no direct command experience, he became the youngest brigadier general in the UnionArmy at age 23 during the US Civil War. Custer was a West Point graduate and was present at General Lee's surrender at Appomattox. He was killed years after the war by a Native American attack on his troop in the West.
Theodore Roosevelt was the youngest to serve. Jack Kennedy was the second youngest and the youngest to win by election.
The Youngest General in U.S. Ari Force history is Brig. General Richard C. Sanders (WWII) born Aug 1915 & promoted to Brig Gen in June, 1944 (Age 28years 10 months) http://www.af.mil/information/bios/bio.asp?bioID=7029
The youngest general officer in the Union army, Custer was reckless and brave, but led his men in many successful campaigns.
As of 2017, the youngest US president was Theodore Roosevelt, who was only 42 when he took office.
Theodore Roosevelt
16
The ages of the five youngest US public company CEOs are 31,38,33, 35 and 39.
In the US, it is the US Air Force.