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 son—who, after confessing, joined screeners at Athi River Camp, later travelling throughout the Pipeline to assist in interrogations. Suspected informers and spies within a camp were treated in the time-honoured Mau Mau fashion: the preferred method of execution was strangulation then mutilation: "It was just like in the days before our detention", explained one Mau Mau member later. "We did not have our own jails to hold an informant in, so we would strangle him and then cut his tongue out." The end of 1955 also saw screeners being given a freer hand in interrogation, and harsher conditions than straightforward