Adjustments to the Yuan Central Secretariat and Provincial System

Timeline

1. 1284Yuan Central Secretariat, Dadu · YuanThe Yuan court adjusted the structure of the Central Secretariat in Dadu, clarifying its powers as the highest administrative hub in deliberation, appointments, and fiscal coordination, and forming a division of labor and checks with the Bureau of Military Affairs and the Censorate, strengthening the emperor's final decision-making authority over state affairs.
2. 1284Provincial jurisdictions · YuanAround 1284, the Yuan dynasty standardized the official posts and staffing of Branch Secretariats, clarifying the duties of positions such as pacification commissioners, right vice chancellors, and participating government officials, and strengthening fiscal and military coordination across the provinces (such as Jiangzhe, Huguang, and Lingbei). The institutional framework of the provinces as the highest local administrative bodies took shape.