China's ancient "brigade" sometimes refers to the army, or as a first-level organization of the army. At the beginning of the 20th century, the new army established an association in the late Qing Dynasty. During the Republic of China, the association was renamed brigade. In the early days of War of Resistance against Japanese Aggression, each division of the Eighth Route Army led by China had two infantry brigades. Subsequently, cavalry brigade and artillery brigade were formed. During the War of Liberation, China People's Liberation Army had 2-4 brigades under each column. 1948165438+1October, the unified brigade of the whole army was named division. After the founding of People's Republic of China (PRC), the Marine Brigade and the Pontoon Brigade were formed. Since 1985, mountain infantry brigade, garrison brigade, artillery brigade, tank brigade, anti-tank brigade and engineering brigade have been established successively. In the world, the brigade first appeared in the Spanish army in the second half of the16th century. From 17 to 18, the armies of most European countries had brigades. At first, these brigades were only temporary combat units, and sometimes they were formed before the war. /kloc-At the beginning of the 0/9th century, France, Russia and other countries listed the brigade as a fixed organizational unit of infantry and cavalry, which was subordinate to the division and usually governed two regiments. In the first half of the 20th century, the armies of many countries set up special forces brigades. After World War II, in the armies of the former Soviet Union and other countries, the brigade was mainly regarded as the first-level organization of special forces. The brigade is still widely used as a first-class organization by the armies of the United States, Britain and other countries. The brigade of the US military is only the command organization below the division level, and a certain number of battalions are assigned by the division according to the tasks in wartime. In peacetime, the British Army has three infantry battalions (or motorized infantry battalions and naval land combat battalions), 1 tank regiment and 1 light artillery regiment.