London: Longmans, Green, and Co, 1899. First editions of Churchill's second book. Octavo, 2 volumes, original publisher's cloth, illustrated with 22 maps and plans, several folding. Woods A2(a). In very good condition. Churchill served in the 21st Lancers during Lord Kitchener’s campaign on the Upper Nile in the late 1890s and was a participant there in the last great cavalry charge of the British Army. “Hopping on a ferry, and not bothering to trouble his commanding officer in distant South India for leave, Winston turned up in the Abbasya barracks in Cairo on August 2, 1898, and joined the 21st’s A Squadron. He was fully outfitted, had bought a horse, and was, most important of all, equipped with a commission from the Morning Post to send dispatches at £15 a time” (Keegan, 46). “Far from accepting uncritically the superiority of British civilization, Churchill shows his appreciation for the longing for liberty among the indigenous inhabitants of the Sudan; but he finds…