A Polish Catholic nun cooperated with Polish nurse, humanitarian, and social worker who served in the Polish Underground in what war?
Matylda Getter: Matylda Getter (1870–1968) was a Polish Catholic nun, mother provincial of CSFFM (lat. Matylda Getter:  In German-occupied Warsaw during World War II she cooperated with the famous Irena Sendler and the Żegota resistance organization in saving the lives of hundreds of Jewish children from the Warsaw Ghetto. Irena Sendler: Irena Sendler (née Krzyżanowska ), also referred to as "Irena Sendlerowa" in Poland, "nom de guerre" "Jolanta" (15 February 1910 – 12 May 2008), was a Polish nurse, humanitarian, and social worker who served in the Polish Underground during World War II in German-occupied Warsaw, and was head of the children's section of Żegota, the Polish Council to Aid Jews (Polish: "Rada Pomocy Żydom" ), which was active from 1942 to 1945.
World War II