Battle of Bosworth Field There are hopes that public access to the site may be possible in the future. Books Periodicals Online sources Battle of Bosworth Field The Battle of Bosworth Field (or Battle of Bosworth) was the last significant battle of the Wars of the Roses, the civil war between the Houses of Lancaster and York that extended across England in the latter half of the 15th century. Fought on 22 August 1485, the battle was won by the Lancastrians. Their leader Henry Tudor, Earl of Richmond, by his victory became the first English monarch of the Tudor dynasty. His opponent, Richard III,
Battle of Bosworth Field him retrospectively to declare as traitors those who had fought against him at Bosworth Field. Northumberland, who had remained inactive during the battle, was imprisoned but later released and reinstated to pacify the north in Henry's name. The purge of those who fought for Richard occupied Henry's first two years of rule, although later he proved prepared to accept those who submitted to him regardless of their former allegiances. Of his supporters, Henry rewarded the Stanleys the most generously. Aside from making William his chamberlain, he bestowed the earldom of Derby upon Lord Stanley along with grants and offices in