Emperors were the symbolic and administrative pivot of the Chinese empire ever since its establishment in 221
The contradiction between the emperor’s nominal omnipotence and his limited ability to impose his personal will on his subjects was imbued into the imperial institution from its very inception. Chinese thinkers of pre-imperial age (pre-221
Ethnic groups of the geographical region of Manchuria can be understood in relation to their cultural, demographic, and linguistic differences and similarities; historical formation; and modern status. Manchuria is a macroscopic entity, Greater Manchuria, which comprises areas administered by China (the People’s Republic of China) and Russia (the Russian Federation) as well as, until recently, by Japan. Geographically Manchuria is closely associated with the maritime dimension formed by the Korean Peninsula and the Japanese Islands as well as the island of Sakhalin.
Warfare and the military were at the center of the imperial Chinese state, though their significance was downplayed by government officials and the literati. Chinese dynasties fielded armies organized and supported by the central government that combined infantry and cavalry forces, and mixed part-time (militia) and professional soldiers. Cavalry and infantry forces were strongly, though not exclusively, connected to ethnic background. The best and most numerous cavalry came from steppe groups, and the best and most numerous infantry were Chinese.
The stirrup and guns were invented in China, changing the course of both Chinese and world military history. China also had a highly developed tradition of military thought that drew upon a classical tradition and was vastly elaborated and expanded upon during the imperial period. What most distinguished imperial China from its earlier period was the effective use of war to create and support a unified state. Overall, the history of warfare and the military in imperial China was one of technological and intellectual sophistication in support of state power.