Books about Jews arriving and living in Shanghai in the late 1930's are displayed at the Shanghai Jewish Refugees Museum. Photo: AFP

How Shanghai opened its doors to Jews fleeing Nazi persecution

This year marks the 70th anniversary of the end of the second world war, in which an estimated 25 million civilians died, including 6 million Jews. Former US treasury secretary Michael Blumenthal recalls how his family took shelter in Shanghai after fleeing Nazi Germany in 1939.