Mau Mau Uprising in London. The trial itself was claimed to have featured a suborned lead defence-witness, a bribed judge, and other serious violations of the right to a fair trial. Native Kenyan political activity was permitted to resume at the end of the military phase of the Emergency. The onset of the Emergency led hundreds, and eventually thousands, of Mau Mau adherents to flee to the forests, where a decentralised leadership had already begun setting up platoons. The primary zones of Mau Mau military strength were the Aberdares and the forests around Mount Kenya, whilst a passive support-wing was fostered outside these
Mau Mau Uprising as "a complete blueprint for winning the war against Mau Mau using socioeconomic and civic reform." What developed, however, has been described as a British gulag. The Pipeline operated a white-grey-black classification system: 'whites' were cooperative detainees, and were repatriated back to the reserves; 'greys' had been oathed but were reasonably compliant, and were moved down the Pipeline to works camps in their local districts before release; and 'blacks' were the so-called 'hard core' of Mau Mau. These were moved up the Pipeline to special detention camps. Thus a detainee's position in Pipeline was a straightforward reflection of how cooperative