The various states fielded massive armies of infantry, cavalry, and chariots. Trousers were different for cavalry and infantry. The allied armies had nothing comparable to the Chilean cavalry and artillery. Horses were needed for cavalry and artillery. There were provisions in the city's outskirts for training the cavalry and infantry. All ten of the Bengal Light Cavalry regiments mutinied. Slocum was convinced he faced only enemy cavalry and artillery, not an entire army. In 1920, decrees ordained the establishment of regiments of cavalry and artillery. All ten of the Bengal Light Cavalry regiments were lost. William's cavalry and dragoons amounted to 3,660. Hadrian is also credited with introducing units of heavy cavalry (cataphracts) into the Roman army. It was halted by a charge of the Household Brigade cavalry led by Uxbridge. Horsemen in the Sassanid cavalry lacked a stirrup. These troops were reportedly able to cover distances comparable to that of light cavalry. Guillet was wounded and decorated for bravery as commander of an indigenous cavalry unit.