 Complete the following phrase:  Later, Edmund has the chance to examine the letters himself. They are dated 1460, his brothers year of birth, and Edmund concludes that they prove that Harry is an illegitimate child and placing Edmund first in line to the throne of England. Eagerly, Edmund reveals the letters to the Royal court; his illegitimacy being revealed, Harry renounces the regency. As MacAngus claims that Richard IV was last seen entering 