 Between June and July 1935, the Chin-Doihara Agreement was negotiated between Japan and the Chinese Kuomintang (KMT) government as a way for the former to gain control of Chahar Province.A puppet state known as "Eastern Hebei Anti-Communist Autonomous Government" was then set up by a Yin Rugeng with Japanese help.In response to the demands by Japan to create a separate regime in Northern China, the KMT government was forced to establish the "Hebei-Chahar Political Council".