Between 1483 and 1485 Viscount Francis Lovell was one of the most important and influential men in the government of his childhood friend Richard III, becoming the King's Chamberlain and a Knight of the Garter. Lovell continued to support a Ricardian claim to the throne long after Richard III's death at Bosworth, and his elusive presence cast a dark shadow over the early years of Henry VII's reign. He became Henry VII's most persistent and dangerous...