After the pope refused to annul his marriage to Catherine of Aragon, King Henry VIII separated the Church of England from the Roman Catholic Church in the 1530s, initiating a series of property seizures that delivered coal-rich church lands in England to gentry who had it mined and sold to consumers in the cities. Over the next two centuries, the English coal-­mining industry ballooned in scale; coal replaced wood as the country’s main energy source and fueled its rapid urbanization.