Mau Mau Uprising 1952, the poisonous latex of the African milk bush was used by members of Mau Mau to kill cattle in an incident of biological warfare. Although Mau Mau was effectively crushed by the end of 1956, it was not until the First Lancaster House Conference, in January 1960, that native Kenyan majority rule was established and the period of colonial transition to independence initiated. Before the conference, it was anticipated by both native Kenyan and European leaders that Kenya was set for a European-dominated multi-racial government. There is continuing debate about Mau Mau's and the rebellion's effects on decolonisation and
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