 Zhang's death had undesirable outcomes for the Japanese, hoping to advance their interests in Manchuria during the closing Warlord Era, and was concealed as the in Japan.The Huanggutun Incident delayed the Japanese invasion of Manchuria for several years until the Mukden Incident in 1931.Following the Xinhai Revolution of 1911, China dissolved in spontaneous devolution, with local officials and military leaders assuming power independent of control by the weak central government.