POLAND 50 ZLOTYCH 1988 UNC PREFIX HA,PORTRAIT OF KAROL SWIERCZEWSKI IN CENTER,EAGLE ARMS AT LOWER CENTER RIGHT,ORDER OF THE CROSS OF GRUNWALD AT LEFT,Lettering:NARODOWY BANK POLSKI 50 PIĘĆDZIESIĄT ZŁOTYCH WARSZAWA, 1 CZERWCA 1988 r.PREZES GŁÓWNY SKARBNIK,Translation:National Bank of PolandLettering:NARODOWY BANK POLSKI 50 PIĘĆDZIESIĄT ZŁOTYCH　NBP BILETY NARODOWEGO BANKU POLSKIEGO SĄ PRAWNYM ŚRODKIEM PŁATINCZYM W POLSCE,Translation:National Bank of Poland Fifty zlotys,Notes of the National Bank of Poland are legal tender in Poland,Watermark:Eagle arms,Karol Świerczewski (1897-1947) was a Pole militar and politician. He had been one of the promoter of Communism in Poland. He served th Red Army as general and was part of Bolshevik party. He fought in the Polish–Soviet War and in the Spanish Civil War. In 1939 he participated in the Soviet invasion of Poland. At the end of World War II, he becamd Defense Minister of the Soviet-sponsored Polish Provisional Government of National Unity.