Clubb spent two decades in government service as a member of the American Foreign Diplomatic Corps.
[1][2] In 1949, his last overseas station was Beijing in 1949, where he was consul general as the U.S. left the country during the Communist takeover by Mao Zedong.
Senator Joseph McCarthy investigated and condemned Clubb; the State Department Loyalty Board suspended him as a security risk.
"[3]) Clubb was delivering a letter from Agnes Smedley, a well-known left-wing American journalist in China.
[1] After being forced out of the State Department, Clubb pursued a vigorous career in scholarly writing, including: