They were fought in several sporadic episodes between 1455 and 1485, although there was related fighting both before and after this period. They resulted from the social and financial troubles following the Hundred Years\' War. The final victory went to a relatively remote Lancastrian claimant, Henry Tudor, who defeated the last Yorkist king Richard III and married Edward IV\'s daughter Elizabeth of York to unite the two houses
The House of Tudor subsequently ruled England and Wales from 22 August 1485 until 24 March 1603, with the exception of the 9 day reign of Lady Jane Grey in July 1553.

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