one has reached the highest rank open to a subject

one has reached the highest rank open to a subject

In the era of monarchy, it refers to the person with the highest position among ministers.

Source of "Three Kingdoms · Wu Shu · Sun Lin Zhuan": "fate of the heart, a supreme minister." Yang xuanzhi's "Luoyang Jialan Ji · gaoyangwang Temple" in the Northern Wei Dynasty said: "the noblest officials, the rich and the rich, lived in the imperial residence, and lived in the imperial palace." I can't see that his son is the governor of Qing Dynasty! Chen Liang, Song Dynasty