royal duchy with the Dukedom of Cornwall always belonging to the eldest legitimate son of the
与康沃尔公国一直属于君主长子的皇家公国。

Thus, the duchy holding manager has less money for salaries, and also gives less to the kingdom holding manager.
因此，经理人持有公爵少钱薪水，又少王国控股公司经理。

The rank， title， or jurisdiction of a peer or peeressa duchy， marquisate， county， viscountcy， or barony.
贵族贵族或女贵族的爵位，头衔或权限

Created as a duchy in 1354, it was ruled from 1443 to 1839 by Burgundy, Spain, Austria, France, and the Netherlands successively.
从1443年到1839年先后被勃艮第, 西班牙, 奥地利, 法国和荷兰统治。

You will be able to siege in SoG. A castle is important since it represents the political influence of the barony, therefore of the county, the duchy and the realm
可以攻城, 而且非常关键, 绝对有影响力

It was a provincial capital of marginal importance in the outskirts of the territories controlled by its powerful neighbors first the Grand Duchy of Lithuania， followed by Poland and Russia.
基辅曾先后被强邻立陶宛大公，波兰和俄罗斯占领。