Original: Henry VI ( 6 December 1421 21 May 1471 ) was King of England 1422 -- 1461 and again from 1470 to 1471 , and King of France from 1422 to 1453 .
Simplified: Henry VI ( December 6 , 1421 - May 21 , 1471 ) was King of England from 1422 to 1461 and then from 1470 to 1471 .