Map of the People's Republic of Poland as it was from 1945-1990. Surrounding countries accurate from 1956-1990.
Blank_map_of_Europe_1956-1990.svg
Blank_map_of_Europe.svg: maix¿?Blank_map_of_Europe_1956-1990.svg; derivative work: Alphathon /'æɫfə.θɒn/ (talk)
derivative work: StalwartUK (talk)