1491= Starts in Ireland, claiming to be Richard, Duke of York.
1492= Flees to France, received by Charles VIII.
1493= Burgundy embargo
1494= Secures backing of Holy Roman Emperor
1495= First attempt to invade England
1496= Second invasion of England, backed by Scots.
1497= Third attempt to invade, surrenders.
1498= Imprisoned in Tower of London but tries to escape.
1499= Hanged for treason.