Ludwig Prandtl (German scientist), Tsien Hsue-sen (Chinese scientist), Theodore von Kármán (Hungarian-American scientist). Prandtl served for Germany; von Kármán and Tsien served for US Army; after 1956, Tsien served for China (Tsien was deported by…

Allegations that Qian was a Communist effectively led to the suspension of his security clearance with the US Army, but his actual political allegiance at that time remains a mystery today. He was under house arrest for three years before leaving for…

This photo captures the fervor and madness in the beginning of the Cultural Revolution: on August 24, 1966, students in Beijing clamored to tear down Tsinghua University’s western-styled gate, established in 1911. A giant statue of Mao would replace…

A rare photo in 1975 shows Tsinghua University’s Jeffersonian auditorium during the Cultural Revolution. The Chinese characters above the main entrance repeat the mantra of the decade: “Long Live Chairman Mao.” Dr. Chang might have noticed this…

The American comic book Real Heroes published a feature story of Chiang Kai-shek in its May 1942 issue.

A 1944 map showing Japanese occupation of eastern China. Kunming is at the Southwest corner of the map. The map is believed to have been included in The West Point Atlas of American Wars, vol. II, 1900-1953, edited by Colonel Vincent Esposito,…

A 1930s picture taken by a Japanese photographer shows Xi’an county’s town center (today part of Liaoyuan city, Jilin Province), which was the nearest town to Dr. Chang’s home village. Notice the bilingual billboard in the middle, which juxtaposes…