Chen Yuan is the Minister of War Department of Guangzhou Revolutionary Government. 1June, 922, betrayed Sun Yat-sen and launched an armed rebellion. 1923 1 was expelled from Guangzhou and occupied Dongjiang area (now Huizhou, Heyuan, Shanwei, Meizhou and Shantou). With the support of British imperialism and Beiyang warlords, they colluded with warlords from neighboring provinces such as Hunan, Jiangxi and Fujian to enter Guangdong, Sichuan, Yunnan and Gui Jun, seize Guangzhou and overthrow the revolutionary government.
/kloc-in the winter of 0/924, Chen Jiongming went north by Sun Yat-sen at the invitation of Feng Yuxiang and others. After the founding of the People's Republic of China, the main force of the Northern Expeditionary Army was stationed in northern Guangdong and southern Jiangxi. Taking advantage of Guangzhou's weak forces, he renamed the Ministry "Save the Guangdong Army" and served as commander-in-chief, and advanced to Guangzhou in three ways, with about 70,000 people. 1925 65438+ 10, the revolutionary government of Guangzhou decided to set up an eastward expedition coalition with a strength of about 50,000 people, including the Guangdong-Guangxi-Yunnan Founding Army and the Whampoa Military Academy, who stayed in Guangzhou, and was appointed as the Commander-in-Chief, leading the troops to win the favor of Chen. The soldiers were divided into three ways: with more than 30 thousand Yunnan troops as the left-wing army, Wuhua and Xingning were captured by Shitan; With more than 6,000 people in Gui Jun as the middle route army, Huiyang and Huizhou were besieged by Luogang; More than 10,000 people, including Guangdong army, school army and armored motorcade, are right-wing troops, and Guangzhou has made progress in Shantou and Chaoan. /kloc-in February, the right-wing army set out from Guangzhou. The left-wing army and the middle route army were also dispatched one after another, but they colluded with Chen Jun to compromise. The left-wing army stopped between Zengcheng and Boluo, and the middle army surrounded and did not attack, but the right-wing army took the crusade as its own responsibility and conquered Dongguan and Shilong on the 4 th. 14 attacked danshui city, with more than 4000 Chen troops defending it. At noon, the defenders in the suburbs were defeated. The next morning, a general attack was launched, which broke through in one fell swoop and wiped out more than a thousand Chen troops. In the afternoon, more than 4,000 Chen troops in Huizhou and Pingshan were repelled. The battle of Tamsui laid the foundation for the victory of the Eastern Expedition. 2 1 day, in baimanghua (now a hundred flowers), more than 6,000 Chen troops were defeated and occupied Pingshan. On 26th, Chen Jiongming fled from Shanwei to Hongkong, and his men quickly evacuated to Chaoshan area. On the 27th, right-wing troops occupied Haifeng. Xuansan Road pursues Chaoshan area. On March 3, a Guangdong army on North Road joined forces with more than 7,000 Chen troops near Lihu Lake. With the armed support of local farmers, they fought fiercely for hours and defeated them. On the 7th, South Road occupied Shantou, Middle Road occupied Chaoan, and the remnants of Chen Army retreated to Fujian. On the 8th, Hu Lin, Commander-in-Chief of "Saving the Guangdong Army", led more than 10,000 people to attack Puning by Compass Dam and Hepo. The right-wing army then decided to take the school army and the 7 th brigade of the Guangdong Army from Jieyang and Xichang, and split into two roads to join the Ministry of Forestry. /kloc-on the morning of 0/3, the school army teaching 1 regiment and the 7th Brigade of the Guangdong Army encountered more than 6,000 people in Mianhu and Heshun, and immediately attacked them. After the 7 th Brigade successfully attacked, it was repelled by the Ministry of Forestry. Chiang Kai-shek and Liao Zhongkai, the main force of Jiaojiao 1 regiment, came to bid in front, and the troops were killed several times, with more than half of the casualties and unable to support them. In the evening, the 2nd Regiment of the School Army broke through the sniper, rushed to Heshun from Carp Lake, joined the battle, and went straight to the headquarters of the Forestry Department, where most of the enemies were wiped out at night, forcing the Forestry Department to retreat across the board. Right-wing troops pursued, in 19, Kewuhua, 24, Zhanmei County. Hu Lin rate areas back to Jiangxi. At this point, the Chaoshan area was completely captured by the Eastern Expedition Army. On April 20th, Chen Jun, who was guarding Huiyang and Huizhou, surrendered and the first crusade ended.
In the second crusade (1September, 925), about 35,000 troops from Chen Jiongming returned to Guangzhou by the Kuomintang Party Army and Guangdong Army from Chaoshan area to quell the rebellion of Yunnan-Guizhou warlords Yang Ximin and Liu Zhenhuan, reoccupied the Dongjiang area, and colluded with the Xiong Kewu Department of Sichuan Army (stationed in Lianshan) and the Eight-Department Allied Forces of South Road (stationed in Deng Benyin Department of Gaozhou) in an attempt to occupy Guangzhou. At this time, the first National Government was established in Guangzhou. In order to completely destroy the Chen Jiongming Army, it was decided to take the National Revolutionary Army 1 4 Army as the backbone, and the troops attacking Hubei, Henan and Jiangxi, totaling about 23,000 people, to form a crusade army with three columns. Chiang Kai-shek is the commander-in-chief, Wang Jingwei is the party representative, Qian Hu is the chief of staff, and Zhou Enlai is the director of the General Political Department. On June+10/October 1 day, 65438, the Eastern Expedition Army set out from Guangzhou and advanced rapidly along the banks of Dongjiang River to Huizhou. 13 launched an attack on Huiyang and Huizhou, captured the two cities the next evening, and annihilated more than 3,000 Chen troops guarding the city, winning the first battle, creating favorable conditions for the complete elimination of Chen troops. 17, the Crusaders marched eastward in three ways: 1 The column was the right army, which attacked Haifeng and the river slope through Renshan Mountain; The second column is the Middle Route Army, which attacked Longwo and Lantang through Xin 'an Micro in Pingshan. The third column is the left-wing army, which attacked Heyuan through the stone bow. On the 22nd, the right army captured Haifeng; The hot soup of the middle route army south of Lantang met with more than 10 thousand people, the main force of Chen Army, and the battle was defeated the next day. On the same day, the left army conquered Heyuan. On the 28th, a division of the Right Army and the Chinese Army surrounded more than 5,000 Chen troops in Tanghu, southeast of Huayang. After fierce fighting, the whole army was wiped out. At this point, Chen Jun was unable to resist, and the Crusaders marched straight in. Within a few days, they conquered Xingning and recovered Chaoan, Shantou and Raoping. Subsequently, the remnants of Chen Jun who fled to the Fujian-Jiangxi border region were pursued in three ways. By the end of 0+ 165438, Chen was completely annihilated except for seven or eight thousand people who defected to the Lu Yu Coalition, and the second crusade was over.
Two expeditions to the East and the annihilation of Chen Jiongming's army laid the foundation for the unification of Guangdong, the establishment of a consolidated revolutionary base and the subsequent Northern Expedition.