In 1462, however, John, the then Lord of the Isles, plotted with the English king to conquer Scotland; civil war in England delayed the discovery of this for a decade. Upon the discovery, in 1475, there was a call for forfeiture, but a year later John calmed the matter, by quitclaiming Ross (Easter, Wester, and Skye), Kintyre, and Knapdale, to Scotland.