However, Wu may have been among a wave of recalls of Chinese academics working in the West following Chiang Kai-shek's ouster from the mainland in 1949, according to eyewitness testimony by Marcel Berger, as he disappeared from France one day, without saying a word to anyone.
However, Wu may have been part of a larger exodus of Chinese scholars working in the West following Chiang Kai-shek's removal from power on the mainland in 1949, according to eyewitness accounts by Marcel Berger, as he vanished from France one day without warning anyone.