Henry Tudor, also known as Henry VII, was the first monarch of the Tudor dynasty in England. He reigned from 1485 to 1509 after defeating King Richard III at the Battle of Bosworth Field. His victory marked the end of the Wars of the Roses, a series of civil wars for control of the English throne. Henry VII is known for stabilizing England after years of conflict. He implemented financial reforms and strengthened the monarchy's power. His marriage to Elizabeth of York united the warring houses of Lancaster and York, symbolizing peace and the beginning of a new era in English history.