sentences:  In 1877, the Engineers Corps and Signals Corps were established while in 1882 and in 1891 the Commissariat and Transport Corps, later to be known as the Army Service Corps, were raised.The physical infrastructure of defence in the colony was also improved, largely due to the recommendations of Jervois and Scratchley, with new forts such as Fort Scratchley and Bare Island being built, while existing locations were upgraded with new rifled muzzle loading guns.When the government of New South Wales received news in February 1885, of the death of General Charles Gordon at Khartoum during the short-lived British campaign against the Dervish revolt in the eastern Sudan, they offered the British forces there the service of New South Wales forces.