 His goal was to extend his control over all of China, particularly Peking.After Sun's death from cancer in March 1925, KMT leaders continued to push the plan, and—after purging Guangzhou's Communists and Soviet advisors during the "Canton Coup" on 20 May 1926—finally launched the Expedition that June.Initial successes in the first months of the Expedition soon saw the KMT's National Revolutionary Army (NRA) in control of Guangdong and large areas in Hunan, Hubei, Jiangxi and Fujian.