What are the German initials of the party that included Käthe Leichter in its rolls?
Käthe Leichter Marianne Katharina "Käthe" Leichter (Vienna, 20 August 1895 – February 1942) was an Austrian economist, women's rights activist, journalist and politician. She was a member of the Social Democratic Party of Austria and the Viennese Labour Chamber. She was detained in Ravensbrück concentration camp during the Nazi regime and executed in 1942.
Paul Frölich Paul Frölich (7 August 1884 – 16 March 1953) was a journalist and left wing political activist who was a founding member of the Communist Party of Germany and founder of the party's paper, "Die Rote Fahne." A Communist Party deputy in the Reichstag on two occasions, Frölich was expelled from the Party in 1928, after which he joined the organized German Communist Opposition movement. Frölich is best remembered as a biographer of Rosa Luxemburg.