The incredible and inspiring story of Elzbieta Zawacka, the World War II female resistance fighter known as Agent Zo. During World War II, Elzbieta Zawacka--the WWII female resistance fighter known as Agent Zo--was the only woman to reach London as an emissary of the Polish Home Army command. In Britain, she became the only woman to join the Polish elite Special Forces, known as the "Silent Unseen." She was secretly trained in the British...