1866-1925 1876-1912 1878-1933 1893-1976 20thcentury american authors biography chen china communism contributioninmilitaryartandsciencesun diplomats economicconditions foreignrelations generals history homer jiongming lea mao militaryartandscience politicsandgovernment revolutionaries soldiersoffortune sun unitedstates zedong 毛沢東 陈炯明