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
Military history of South Africa of Isandlwana (22 January 1879), the Zulu overwhelmed and wiped out 1,400 British soldiers. This battle is considered to be one of the greatest disasters in British colonial history. Isandlwana forced the policy makers in London to rally to the support of the pro-war contingent in the Natal government and commit whatever resources were needed to defeat the Zulu. The first invasion of Zululand ended with the catastrophe of Isandlwana where, along with heavy casualties, the main centre column lost all supplies, transport and ammunition and the British would be forced to halt their advances elsewhere while a new invasion