Ever since Henry VIII tried to make the Irish bow to the king as the highest spiritual authority, persecution had been haphazard and poorly enforced. The Penal Laws would show the world how a well-armed minority could snuff out the native worshiping habits of a majority by criminalizing the faith of eight out of ten residents of Ireland. It was the Penal Laws that made it illegal for a Catholic to own a horse worth more than £5, to live in major cities, to pass property on to the eldest son.

