History of the horse in Britain drawn by two horses, the "Dutch plough", was used in eastern England; this was followed in 1730 by the lightweight Rotherham plough, an unwheeled, or "swing" plough. It was advertised as reducing ploughing times by a third, or using a third less horsepower for the same ploughing time. The improved seed drill and horse-hoe were invented by Jethro Tull in 1731; but it took more than 100 years for these designs to come into common use. The earliest horse-powered threshing machines, which were installed permanently in barns, were developed towards the end of the 18th century. The use of fast
Foot drill Troops who are new to drill are unconfident and tend to panic or become confused when new commands are introduced. Troops who do lots of drill can more easily be taught new formations, building off the base of experience previously garnered. In a period when all war was foot drill, this could obviously prove an advantage. As an example, the British used an unorthodox two rank line during the later 18th and early-to-mid 19th Centuries as a force multiplier. In the Peninsular Campaign they were able to adapt this formation from strictly linear to a shallow crescent. Moving from a