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 with cattle, the main measure of the Zulu wealth. Mpande began raiding the surrounding areas, culminating in the invasion of Swaziland in 1852. However, the British pressured him into withdrawing, which he did shortly. At this time, a battle for the succession broke out between two of Mpande's sons, Cetshwayo and Mbuyazi. This culminated in 1856 with the Battle of Ndondakusuka, which left Mbuyazi dead. Cetshwayo then set about usurping his father's authority. When Mpande died of old age in 1872, Cetshwayo took over as ruler. In 1861, Umtonga, a brother of Cetshwayo, and another son of Zulu king Mpande,