Anglo-Zulu War his own initiative, without the approval of the British government and with the intent of instigating a war with the Zulu, had presented an ultimatum on 11 December 1878, to the Zulu king Cetshwayo with which the Zulu king could not comply, including disbanding his army and abandoning key cultural traditions. Bartle Frere then sent Lord Chelmsford to invade Zululand after this ultimatum was not met. The war is notable for several particularly bloody battles, including an opening victory of the Zulu at the Battle of Isandlwana, followed by the defeat of a large Zulu army at Rorke's Drift by
Anglo-Zulu War region. Preparations for a British invasion of the Zulu kingdom had been underway for months. In December 1878, notwithstanding the reluctance of the British government to start yet another colonial war, Frere presented Cetshwayo with an ultimatum that the Zulu army be disbanded and the Zulus accept a British resident. This was unacceptable to the Zulus as it effectively meant that Cetshwayo, had he agreed, would have lost his throne. Shaka Zulu, the first Zulu king, had, through war and conquest, built the small Zulu tribe into the Zulu Kingdom which by 1825 encompassed an area of around . In