 The second section reformed the existing Volunteers and Yeomanry into the newly created Territorial Force, whilst the third dissolved the Militia and in its place created the Special Reserve, to be composed of men who had not previously served in the regular Army.In 1899, with the outbreak of the South African War, the British Army was committed to its first large-scale overseas deployment since the 1850s.The intervening period had seen extensive redevelopments of the Regular Army.