永樂四年(1406年)閏七月,朱棣下詔營建北京宮殿。儘管有元大都的基礎,但工程仍很龐大。它包括興建宮毆、苑囿、壇廟等,既有皇帝和中央各衙署的處所、生活居室,還要有娛樂塲所和壇廟等體現神權的建築。這些工程要在短期內完成,向百姓大肆微調徭役,勢所必然。 Yongle four years (1406 years) Intercalary July, Zhu Di Xia Zhao build the Beijing palace. Despite the foundation of the vast majority, the project is still huge. It includes the construction of palace battles, Yuanxuan, altar temple, etc., both the emperor and the central government offices premises, living room, but also entertainment and altar and temples and other theocratic manifestations of architecture. It is inevitable that these projects should be completed in a short period of time and the people should be finely tuned to military service.