Rotmistrz Witold Pilecki

Witold Pilecki (13 May 1901 – 25 May 1948; Polish.

Codenames Roman Jezierski, 
Tomasz Serafiński.Witold was a Polish soldier, A rittmeister of the Polish Cavalry during the Second Polish Republic, the founder of the
Secret Polish Army,  resistance group in German-occupied Poland in November 1939, and a member of the underground Home Army, which was formed in February 1942. He was the author of.
Witold's Report, the first comprehensive Allied intelligence report on Auschwitz concentration camp and the Holocaust.

                                                                      Mateusz Zalas