Mau Mau Uprising more mobile formations that delivered what he termed "special treatment" to an area. Once gangs had been driven out and eliminated, loyalist forces and police were then to take over the area, with military support brought in thereafter only to conduct any required pacification operations. After their successful dispersion and containment, Erskine went after the forest fighters' source of supplies, money and recruits, i.e. the native Kenyan population of Nairobi. This took the form of Operation Anvil, which commenced on 24 April 1954. By 1954, Nairobi was regarded as the nerve centre of Mau Mau operations. Anvil was the ambitious
Mau Mau Uprising used stolen weapons such as guns, as well as weapons such as machetes and bows and arrows in their attacks. In a few limited cases, they also deployed biological weapons. Women formed a core part of the Mau Mau, especially in maintaining supply lines. Initially able to avoid the suspicion, they moved through colonial spaces and between Mau Mau hideouts and strongholds, to deliver vital supplies and services to guerrilla fighters including food, ammunition, medical care, and of course, information. An unknown number also fought in the war, with the most high-ranking being Field Marshal Muthoni. The British and international