Operation Anvil (Mau Mau Uprising) Operation Anvil (Mau Mau Uprising) Operation Anvil was a British military operation during the Mau Mau Uprising where British troops attempted to remove Mau Mau from Nairobi and place them in Langata Camp or reserves. The operation began on 24 April 1954 and took two weeks, at the end of which 20,000 Mau Mau suspects had been taken to Langata, and 30,000 more had been deported to the reserves. In the early 1950s militant nationalism emerged in the United Kingdom's colony of Kenya in East Africa. By 1952 guerrilla attacks against white settlers and indigenous moderates, perpetrated by the "Mau
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