union of the court and the shogunate
Historical term referring to the late Edo period policy of strengthening ties between the Imperial court and the Tokugawa shogunate, often through marriage.
As part of the policy of court-shogunate union, Princess Kazunomiya married Shogun Iemochi.
theory of uniting the court and the shogunate
Compound of 公 (court, imperial) + 武 (military, shogunate) + 合体 (union). The term emerged in the late Edo period to describe the political movement aiming to unite the imperial court and the shogunate.