Henry IV
| Year Start | 1399 |
| Year End | 1413 |
| Date of Birth | 4th April 1366 |
| Date of Death | 20th March 1413 |
King Henry IV is known to have taken the crown and thrown by force. He made his cousin Richard II abdicate and took his reign for his own. This saga lead to a long running dispute between The House of Lancaser and the House of York.
King Henry IV was the first monarch since before the Normans that made his coronation speech in English. Henry IV died of leprosy in 1413, a cruel and crippling disease.