On this date in 1510, the new king Henry VIII had his dad’s most hated tax collectors beheaded on Tower Hill. When Henry Tudor conquered Bosworth Field to emerge from the War of the Roses as King Henry VII, he brought the baggage of being the son of some Welsh squire. His shaky legitimacy exposed the newborn Tudor dynasty to existential threats from every quarter; even putative allies proved liable to turn against him. Henry consequently looked for every opportunity to centralize power away from institutions that could check or threaten him and into his own hands — nowhere more...