- ... that Samuel Willenberg (pictured) is the last living survivor of the prisoner uprising at the Treblinka extermination camp during the Holocaust in Poland?
- ... that dozens of Red Army soldiers switched sides and joined the Polish Army after several lost engagements during the Soviet invasion of Poland in 1939?
- ... that Testament mój ("My Testament") was the poetical last will of Juliusz Słowacki, one of the Three Bards of Polish poetry?
- ... that the resistance movement in Auschwitz was formed by the Polish Home Army partisan Witold Pilecki?