Operation Anvil (Mau Mau Uprising) authorities. Within 48 hours the British had detained 206 known insurgents. In the following weeks over 50,000 Africans were detained and questioned. Nevetheless, numerous leading figures among the rebels managed to escape from Nairobi into the countryside. The operation ended on 26 May. Operation Anvil marked a turning-point in the British campaign against the Mau Mau. The action left the insurgents mostly isolated in the forested mountains of Nyandarwa and Kirinyaga without access to supplies and the assistance of passive supporters. It proved to be the most sophisticated undertaking of the Kenyan Emergency. In the following weeks Mau Mau activity
Mau Mau Uprising view was that Mau Mau as a savage, violent, and depraved tribal cult, an expression of unrestrained emotion rather than reason. Mau Mau was "perverted tribalism" that sought to take the Kikuyu people back to "the bad old days" before British rule. The official British explanation of the revolt did not include the insights of agrarian and agricultural experts, of economists and historians, or even of Europeans who had spent a long period living amongst the Kikuyu such as Louis Leakey. Not for the first time, the British instead relied on the purported insights of the ethnopsychiatrist; with Mau Mau,