Issue on the occasion of the territorial changes of Polish Lands after World War I.
Medal designed by SR Lewandowski, signed on the reverse.
Obverse: Saint George fighting the dragon
MINSK•WILNO•1919•GRODNO•ŁUCK ANI•OGNISTE•SMOKI•NAS•USTRASZĄ
Reverse: Our Lady of Ostra Brama, signature LEWANDOWSKI FECIT 1919 at the bottom
PANNO•ŚWIĘTA•CO•W•OSTREJ•ŚWIECISZ•BRAMIE:POD•TWOJĄ•OBRONĘ•Z•POKORĄ•SIĘ•UCIEKAMY•
Diameter 55 mm, weight 67.44 g