German businessman John Rabe was elected as its leader, in part because of his status as a member of the Nazi Party and the existence of the German-Japanese bilateral Anti-Comintern Pact. The Japanese government had previously agreed not to attack parts of the city that did not contain Chinese military forces, and the members of the Committee managed to persuade the Chinese government to move their troops out of the area. The Nanking Safety Zone was demarcated through the use of Red Cross Flags