Mau Mau Uprising 'Our Grandfathers' (—Twenda kwikala ta maau mau maitu, tuithye ngombe to Maau mau maitu, nundu nthi ino ni ya maau mau maitu). Some have argued that it is an acronym for "Mzungu Aende Ulaya Mwafrica Apate Uhuru". Others have claimed that it was coined from the term "UMA UMA", a communication code used by the guerrillas. Dominated by the Kikuyu people, Meru people and Embu people, the "Mau Mau" also comprised units of Kamba and Maasai peoples who fought against the white European colonist-settlers in Kenya, the British Army, and the local Kenya Regiment (British colonists, local auxiliary militia, and
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