Fans remember Anna German, a Polish singer who became a star in the Soviet Union while keeping quiet about her tragic past. For millions of Soviet citizens, she was a Polish star who sang about love in melodic, accented Russian at a time when others were singing odes to communist glory. But she was actually born in a remote part of Uzbekistan, and only later did her mother take her to Poland, fearing for her life amid Stalin's purges. She was Anna German, a singer who moved fluidly between Russian, Polish and Italian, and won fame for romantic songs...