He was born in 1557. He was jinshi in the imperial examination in 1589 and was a Chief Grand Secretary of the Tianqi Emperor. Zhu was the author of some influential books including Yong ZhuangXiaopin and General History of the Ming Empire. Zhu Guozhen remarked on how the Ming dynasty managed to successfully control Mongols who surrendered to the Ming and were relocated and deported into China to serve in military matters unlike the Eastern Han dynasty and Western Jin dynasty whose unsuccessfully management of the surrendered and defeated barbarians of the Five Barbarians they imported into northern China who learned to study history and this led to rebellion in the Uprising of the Five Barbarians : Late during the Eastern Han, surrendering barbarians were settled in the hinterlands . In time, they learned to study and grew conversant with past and present. As a result, during the Jin dynasty, there occurred the Revolt of the Five Barbarian .184 During our dynasty, surrendering barbarians were relocated to the hinterlands in great numbers. Because was generous in its stipends and awards, merely amuse themselves with archery and hunting. The brave185 among them gain recognition through the military. serve as assistant regional commanders and regional vice commanders. Although they do not hold the seals of command, they may serve as senior officers. Some among those who receive investiture in the nobility of merit may occasionally hold the seals of command. However places heavy emphasis on maintaining centralized control of the armies, do not dare commit misdeeds. As a consequence, during the Tumu Incident, while there was unrest everywhere, it still did not amount to a major revolt. Additionally, were relocated to Guangdong and Guangxi on military campaign. Thus, for more than 200 years, we have had peace throughout the realm. The dynastic forefathers' policies are the product of successive generations of guarding against the unexpected. are more thorough than those of the Han. The foundations of merit surpass the Sima family ten thousand fold. In a word, one cannot generalize .186
