this young man was a true hero:

Władysław Raginis (June 27, 1908 - September 10, 1939) was a Polish military commander during the Polish Defensive War of 1939. He commanded the defence of Polish fortified positions in the Battle of Wizna.
en.wikipedia.org/wiki/Władysław_Raginis
en.wikipedia.org/wiki/Battle_of_Wizna