Sites:
| BBC: Edward IV (1442 - 1483): Biography for the eldest surviving son of Richard Plantaganet, Duke of York, who was declared successor to Henry VI in 1460. | | Edward IV: Short biography for the king of England (1461–70, 1471–83), son of Richard, duke of York. | | The Yorkists: Edward IV: Information about the reign of Edward IV. |
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