Chinese diplomat Dr. Feng Shan Ho was based in Vienna in the late 1930s. Disturbed by the Nazis‘ persecution of Viennese Jews, Feng Shan Ho issued exit visas to Jews when no one else would. German businessman John Rabe lived in China for 30 years. In 1937, after Japanese troops invaded his adopted city of Nanking, Rabe could not bear to witness the horrors and atrocities around him. Under the protection of the Nazi flag, he led the establishment of a Safety Zone protecting 200,000 innocent Chinese.