Mau Mau Uprising of Kikuyu, Embu and Meru were oathed. On 3 October 1952, Mau Mau claimed their first European victim when they stabbed a woman to death near her home in Thika. Six days later, on 9 October, Senior Chief Waruhiu was shot dead in broad daylight in his car, which was an important blow against the colonial government. Waruhiu had been one of the strongest supporters of the British presence in Kenya. His assassination gave Baring the final impetus to request permission from the Colonial Office to declare a State of Emergency. Contrary to British propaganda and western perceptions of the
Mau Mau Uprising archival material was finally brought to light, while yet more was discovered to be missing. The files, known as "migrated archives", provided details of British human rights abuses (torture, rape, execution) in its former colonies during the final stages of empire, including during Mau Mau, and even after decolonisation. Regarding the Mau Mau Uprising, the records included confirmation of "the extent of the violence inflicted on suspected Mau Mau rebels" in British detention camps documented in Caroline Elkins' study. Numerous allegations of murder and rape by British military personnel are recorded in the files, including an incident where a native