anarchism in china anhui clique anti-fengtian war beijing coup beiyang army beiyang government cai e cao kun cen chunxuan central plains war central powers chen jiongming chen jitang cheng biguang chiang kai-shek chinese character communist party of china duan qirui feng guozhang fengtian clique fujian generalissimo german empire guangxi guangzhou guominjun history of the republic of china hu hanmin hunan japan kuomintang li yuanhong liang qichao lin sen lu rongting ma clique may fourth movement military of the republic of china national assembly of the republic of china national protection war occupation of mongolia old guangxi clique provisional constitution of the republic of china puyi qing dynasty quorum republic of china shanghai shanxi clique shaoguan sichuan sichuan clique song jiaoren soviet union sun yat-sen tang jiyao tang shaoyi warlord era whampoa military academy world war i wu peifu wu tingfang xinhai revolution xinjiang clique xu shichang yuan shikai yunnan yunnan-guangxi war yunnan clique zhili clique