Original sentence: However, with the growing movement to overthrow the Tokugawa government in the years leading up to the Meiji Restoration, Emperor Kōmei returned him to secular status, adopted him as a potenial heir, and created the title "Yamashina-no-miya" as a new branch of the Imperial house in 1858
Edited sentence: However, with the growing movement to overthrow the Tokugawa government in the years leading up to the Meiji Restoration, Emperor Kōmei returned him to secular status, adopted him as a potential heir, and created the title "Yamashina-no-miya" as a new branch of the Imperial house in 1858