Marine Corps Gen. John Allen, the former commander of the U.S.-led coalition in Afghanistan whose nomination to lead NATO was delayed last year while investigators probed his e-mails to a Florida socialite, has retired from the military.
The Naval Academy graduate returned to Annapolis a decade ago to serve as commandant of midshipmen. He was the first Marine to hold the second-in-command position.
Allen's surprise retirement, announced by the White House on Tuesday, came less than a month after the Pentagon cleared him of wrongdoing in his e-mail correspondence with Tampa socialite Jill Kelley.
The FBI discovered the correspondence in the course of an investigation that...