The system of bidān elites consolidated in response to one of these events in the 17th century called the Sharr Bubba. (-5[1])A book by Lamin Sanneh documents opposition to these events among Jakhanke followers of the Suwarian tradition and in the letters (10[1])of the patriarch of the Kanemi family. The Song of Wandering narrates one of these events, after which the author founded the yan-taru movement to oppose the bori cult and to educate women. One of these events began after King Yunfa of Gobir (10[1])tried (10[1])to use a malfunctioning pistol to assassinate a popular shehu. Several of these events were started by “flag-bearers” (-5[1])like (10[1])Seku Amadu, (10[4])whose Massina Empire supplanted the Bambara. (10[1]-5[1])The father of Nana Asma’u and Muhammad Bello (10[1])led one (10[1])of these (10[1])events (10[1])that pitted pastoralists against local Hausa rulers. (10[1])For 10 points, the Fulani (10[1])leader Usman dan Fodio formed his (10[1])Sokoto Caliphate via what sort of religious war? (10[1])■END■ (10[4])