Fair Margaret - H. Rider Haggard

This story is set during the reign of King Henry VII. Peter Brome is a poor man and without a father, and is in love with Margaret the dark-eyed daughter of John Castell, the kindly and wealthy merchant who has taken care of him and raised him. Through a series of unfortunate events Peter has just killed a soldier, through self defense it is true, however, the blood of the Spanish ambassador's men demands to be repaid. Now another man pursues fair Margaret the all powerful Marquis d'Aguilar of Spain, who is traveling in England upon a secret mission for the Inquisition. Much more than love hangs in the balance. (Summary by fiddlesticks)