Map of People's Republic of Bulgaria as it was from 1946-1990. Surrounding countries accurate from 1956-1990.
Blank_map_of_Europe_1956-1990.svg
Blank_map_of_Europe_1956-1990.svg: *Blank_map_of_Europe.svg: maix¿?
derivative work: Alphathon /'æɫfə.θɒn/ (talk)
derivative work: StalwartUK (talk)