Background
Mehre was born in Narvik as son of veterinarian Karl Georg Mehre and Helga Girik.
Mehre was born in Narvik as son of veterinarian Karl Georg Mehre and Helga Girik.
During World World War II Mehre was in command of the Number. 332 Squadron Royal Air Force in 1942, and served with the Number. 132 Wing Royal Air Force from 1943 to 1945.
He was promoted to Major General in 1959.
From 1963 he was head of the Air Command Sør-Norge. He was head of the Norwegian Joint Staff College from 1971 to 1972.
From 1973 to 1976 he was commander of Akershus Fortress. His memoir book Spitfire.
En beretning om den 132. norske jagerwing i den 2. verdenskrig. was published in 1982.