 Complete the following phrase:  During the 1920s many youthful western communist idealists had grown up seeing the Soviet Union under its communist leadership as humanitys best hope for the future. Käthe Niederkirchner arrived ready to embrace her new homeland, and after arriving in Moscow in many ways she was able to benefit from the new opportunities, even though she never returned to a career in tailoring. She intensified her study of MarxismLeninism and other important subjects. She appears to have been able to support herself without difficulty. For a while she worked as a German-language presenter for Moscow Radio. However, the Soviet Union was also affected by growing political tensions. At the height of the Stalinist purges, her older brother Paul Niederkirchner was arrested in Moscow by the security services. He was shot dead on 19 October 1938. The situation changed further in June 1941 when the German government unexpectedly to most repudiated an important existing 