Mau Mau Uprising the Kikuyu, and the Kikuyu from the rest of the colony's population and the world outside. In driving a wedge between Mau Mau and the Kikuyu generally, these propaganda efforts essentially played no role, though they could apparently claim an important contribution to the isolation of Mau Mau from the non-Kikuyu sections of the population. By the mid-1960s, the view of Mau Mau as simply irrational activists was being challenged by memoirs of former members and leaders that portrayed Mau Mau as an essential, if radical, component of African nationalism in Kenya, and by academic studies that analysed the movement
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