Go-Daigo attempted to seize power in 1331 during the Genkō War. Prince Moriyoshi joined forces with Kusunoki Masashige. Moriyoshi tenaciously defended Mount Yoshino. Masashige's heroics defending Chihaya, together with Moriyoshi's efforts to rally troops, brought a large number of warriors to the loyalist cause. By 1333, the rival warlords Ashikaga Takauji and Nitta Yoshisada had both joined the cause; Yoshisada would lay siege to Kamakura in the same year. When the city finally fell, Regent Hōjō Takatoki fled to Tōshō temple, where he and his entire family committed suicide. This marked the end of Hōjō power.: