He served in the Imperial Russian Army during World War I and then the newly recreated Polish Army during the Polish - Bolshevist War of 1920 .
Stefan Pogonowski ( 1895 -- 1920 ) was a Polish professional soldier and military officer .
Stefan Pogonowski served in the Imperial Russian Army during World War I and then the newly recreated Polish Army during the Polish - Bolshevist War of 1920 .
Stefan Pogonowski ( 1895 -- 1920 ) was a Polish professional soldier and military officer .