1924 10, Feng Yuxiang, the direct general who led the mutiny and staged a coup in Beijing, invited Sun Yat-sen to Beijing. Sun Yat-sen left northern Guangdong in June of 1 1, and Chen Jiongming, the warlord who occupied eastern Guangdong, took the opportunity to attack Guangzhou with the support of imperialism and Beiyang warlords. 1In February, 925, the Guangzhou Revolutionary Government set up the Eastern Expedition Army with the teaching group and student team of Huangpu Military Academy as the main force, and began the Eastern Expedition. With the support of workers, peasants and soldiers in eastern Guangdong, the crusade was in full swing. At the end of March, Chen Jun retreated to Fujian and Jiangxi. In April, Chen Jun of Huizhou surrendered, ending the first crusade. At the beginning of June, Yang Ximin and Liu Zhenhuan, who were entrenched in Guangzhou, openly rebelled and the Crusaders returned to Guangzhou. What is the historical background of fierce fighting? 12 June, the rebellion was quelled.

Taking advantage of the opportunity of the Eastern Expedition Army's return to Guangzhou, the defeated Chen Jiongming Department recaptured eastern Guangdong and prepared to commit another crime in Guangzhou. At the beginning of 10, Huizhou, known as the natural barrier, was conquered by the Eastern Expeditionary Army, which was dominated by the National Revolutionary Army 1 4, in Huiyang. 165438+1At the end of October, the revolutionary army wiped out the remnants of Chen Jiongming and the second crusade ended. At the same time of the second crusade, the revolutionary army divided troops to suppress Deng Benyin, a warlord who occupied southwest Guangdong, and recovered Hainan Island in February 1926. The victory of the Eastern Expedition and the Southern Expedition laid a solid foundation for the Northern Expedition.