The Hojo Clan was a powerful samurai family in Japan during the late Heian and Kamakura periods. They were known for their significant influence in the Kamakura shogunate, particularly under the leadership of Hojo Tokimune. The clan played a crucial role in the governance of Japan and was involved in various military campaigns, including the defense against the Mongol invasions in the late 13th century. The Hojo Clan's power peaked in the 13th century, but they eventually faced decline due to internal strife and external pressures. Their downfall culminated in the Genko War in 1333, leading to the end of their rule and the rise of the Ashikaga shogunate. The legacy of the Hojo Clan remains significant in Japanese history.