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
Operation Anvil (Mau Mau Uprising) In the weeks preceding the operation rumors circulated among the African population that Nairobi was due to be subjected to a security sweep. Some insurgents moved to the outskirts of the city and were thus outside the cordoned area. On 04:30 on 24 April British forces initiated Operation Anvil, sealing off every road and track leading in or out of Nairobi. Government forces then surrounded locations which were home to substantial Kikuyu populations in the city such as Makongeni, Bahati, Kariokor, Ziwani, and Pumwani, thus preventing any Mau Mau from escaping. Informers disguised with hoods identified suspected rebels to the