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
Cà Mau States Army and the South Vietnamese government during the Vietnam War. After 1975, Cà Mau was made the administrative seat and the governmental center of Minh Hải Province, which included Cà Mau and Bạc Liêu Province). In 1995, Cà Mau province broke off from Minh Hải Province with Cà Mau its capital. In 1999, the prime minister by a decree recognized Cà Mau (in Vietnamese: "Thị xã") as a city – Cà Mau city (3rd class urban area as per Vietnamese laws). In 2010, the Prime Minister further upgraded Cà Mau to a 2nd class urban area. Cà Mau is