 This differs from the Nazi racist categories of half-, quarter- or smaller fractions of Jewishness.Following promulgation of the 1935 anti-Jewish Nuremberg Laws, Wieck and his sister were categorized, not as Mischlinge (mixed race), but as "Geltungsjuden" ("persons considered to be Jewish"), who in some cases were spared from the Holocaust.After Adolf Hitler came to power in January 1933 the Wiecks experienced the gradual ramping-up of anti-Semitic discrimination and oppression.