Bulgaria

World War I 1914 1918

Inter War Era 1919 1938

He-51

World War II 1939 1945

Avia B-135 Avia B-534 D.520 Bf-109-E4

Cold War 1946 1969

Cold War 1970 1991

MiG-17 MiG-19 MiG-29

Post Cold War 1992

Mil Mi-17