 Complete the following phrase:  The political backdrop changed dramatically in January 1933 when the Nazis took power and converted Germany into a one-party dictatorship. Political activity except in support of the Nazi party became illegal. Arendsee was arrested in April 1933 and held in protective custody at the Womens Prison on Barnimstraße in Berlin in till September 1933. In April or May 1934 she emigrated via Prague and Paris to Moscow, where she joined her partner described in some sources as her husband who had already escaped from Germany to Paris in April 1933, in the aftermath of the Reichstag fire. In Moscow she undertook a succession of party and welfare related jobs, working at one stage in the socio-economic department of Profintern. She was also active in the leadership of Foreign Workers Clubs. From 1941 she also worked for Radio Moscow. For most of the time in Moscow she lived with . However, he was one of the many who fell foul of the dictators paranoia, and he was arrested as a spy in 1937. He was released again on 13 January 1941, which according to one source was achieved through the efforts of his wife and friends. While Schwenk was locked away in the dungeons of the NKVD Ardensees existence in Moscow was a relatively isolated one. 1941 was the year in which the non-aggression pact with Nazi Germany broke down when the German army 