Today, high-profile derby games trigger a febrile atmosphere and the odd brawl. But Derby Shrovetide Football was truly wild. One mob pitted its wits and muscle against the other. Players broke down walls, dived into freezing rivers and crawled through sewers. Thousands of fans filled the streets and civilised behaviour was suspended. But why did this game achieve national notoriety and then disappear in 1846? The Derby Game charts the century-long...