York's disputes led to his early death at the Battle of Wakefield on 30 December 1460.
His eldest son, Edward, seized the throne of England in March the following year and defeated the Lancastrians at Towton on 29 March.
On 22 June Dr Ralph Shaa, brother of the mayor, declared to the citizens of London, that King Edward IV's marriage to Elizabeth Woodville was illegal.
He was accompanied by the Scots king's brother, the duke of Albany.
Richard and Albany marched as far as Edinburgh before Richard strategically withdrew over the border.
In 1476, Duchess Anne gave birth to their only child, who became known as Edward of Middleham.
During the remaining years of his brother's reign, Richard of Gloucester rarely left the north.