dynastic marriage, n.All

A Dynastic marriage (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠the smoothest way to get a foreign master, and still disposes of a people like a dowry or a legacy.