 In 1918, the Hadassah Women's Zionist Organization of America established the American Zionist Medical Unit (AZMU) to rebuild the Yishuv's medical system.With assistance from the AZMU and foreign contributions, the Jewish hospitals were reopened, and a new one was established in Jaffa.In 1919, hospitals were opened in Safed and Tiberias, and a hospital was opened in Haifa in 1922.