"In the summer of 1780, mob violence swept through London. Nearly one thousand people were killed, looting was widespread, and torch-bearing protestors marched on the Prime Minister's residence at 10 Downing Street. These were the Gordon Riots: the worst civil disturbance in British history, triggered by an act of Parliament designed to loosen two centuries of systemic oppression of Catholics in the British Isles. While many Londoners saw their homes...