Mau Mau Uprising attempt to eliminate Mau Mau's presence within Nairobi in one fell swoop. 25,000 members of British security forces under the control of General George Erskine were deployed as Nairobi was sealed off and underwent a sector-by-sector purge. All native Kenyans were taken to temporary barbed-wire enclosures, whereafter those who were not Kikuyu, Embu or Meru were released; those who were remained in detention for screening. Whilst the operation itself was conducted by Europeans, most suspected members of Mau Mau were picked out of groups of the Kikuyu-Embu-Meru detainees by a native Kenyan informer. Male suspects were then taken off for
Mau Mau Uprising enaction of Swynnerton Plan. The villages were surrounded by deep, spike-bottomed trenches and barbed wire, and the villagers themselves were watched over by members of the Home Guard, often neighbours and relatives. In short, rewards or collective punishments such as curfews could be served much more readily after villagisation, and this quickly broke Mau Mau's passive wing. Though there were degrees of difference between the villages, the overall conditions engendered by villagisation meant that, by early 1955, districts began reporting starvation and malnutrition. One provincial commissioner blamed child hunger on parents deliberately withholding food, saying the latter were aware of