 In May 1949 the British, French and US occupation zones (but "not" the Soviet occupation zone) were combined together and relaunched as the German Federal Republic (West Germany).At the end of the 1950s and during the early 1960s Zillken was one of those involved in the preparation or amendment of a diverse range of laws covering matters such as youth welfare, the Law for Consolidating and Changing Family Law regulation and the .Apart from a break between 1950 and 1953 when the job was taken on by Johanna Schwering, Zillken remained at the head of the KVF (renamed in 1968 "Sozialdienst Katholischer Frauen" / SkF) till after her 82nd birthday in 1971.