Question 4: Battle of Wizna (sometimes referred to as the Polish Thermopylae) was fought between September 7 and September 10, 1939, between the forces of Poland and Germany during the initial stages of ________.
Question 6: It is estimated that most of Polish soldiers were killed in action, with some 40 successfully withdrawing and additional 40 taken ________.
Question 9: It is alleged that ________, in an attempt to end the Polish resistance, threatened the Polish commander that he would shoot the POWs if the remaining forces did not surrender.