Given the task definition and input, reply with output. In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.

The Satsuma Rebellion occurred during this period. Most political power during this period was held by Choshu and Tosa clan leaders, in spite of an authoritarian constitution drafted by Ito Hirobumi. Founded under the slogan "Enrich the country and strengthen the military," this period's philosophy was espoused in the Charter Oath and propagated the return of imperial rule. Occurring after the overthrow of the Tokugawa shogunate in 1868, FTP, identify this period of modernization in Japanese history known as the "restoration" of its namesake emperor.
History