* Major & Mrs. John Doe
Major and Mrs . . .
Major
The first commandant of the USA Marines was Major Samuel Nicholas. The Marines started in 1775 but there is no official "founding" father
Iwo Jima & Okinawa were both major battles where the Japanese fought US Marines in WW2 .
Master Sergeant is a rank in the Marines. Master Gunnery Sergeant, Major and Major General are additional Marine ranks.
Major is the higher rank.
Major Cameron March
Marines
He commanded a battalion of Marines at the Battle of Belleau Wood
Julia Stoner. "Julia went there at Christmas two years ago, and met there a half-pay Major of Marines, to whom she became engaged." -- Helen Stoner, 'The Adventure of the Speckled Band'
There isn't much of a difference as the Marines are both water and ground based Only major differences are ranks, boot camp is harder in Marines, and Navy is all Sea.
Lt Colonel