W1931 Jinan air crashW1931 China floodsWEncirclement campaign against the Northeastern Jiangxi SovietWEncirclement campaign against the Hunan-Hubei-Jiangxi SovietWFirst encirclement campaign against the Jiangxi SovietW1931 Fuyun earthquakeWJapanese invasion of ManchuriaWJiangqiao campaignWJinzhou OperationWLytton ReportWMukden IncidentWNakamura IncidentWResistance at Nenjiang BridgeWSecond encirclement campaign against the Jiangxi SovietWSino-Tibetan WarWThird encirclement campaign against the Jiangxi SovietWTientsin Incident (1931)WWanpaoshan Incident
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