In all, Kettler received nearly one-third of the land in the new duchy.

Despite some older Celtic influences, the new duchy was in many ways similar to the other, post-Carolingian states forming across the region.

She was thankful to her father for her husband's new duchy.

I thank you for Gwynedd's new duchy, my lord.

The new duchy was de facto independent from the rest of Bohemia.

Afterwards the new duchy of Mecklenburg-Strelitz was established (1701).

Johann Georg received an income from the new duchy of Saxe-Eisenach and took his residence in the small town of Marksuhl.

Henry III, of course, refused to voluntarily give up his new duchy.

He fixed his camp in Benevento, which became the capital of the new duchy.

For the Palatinate branch a new duchy of Palatinate-Neuburg was created.