Richard Lyons (Warden of the Mint) died later in 1376, after which Lyons, due to his favour with John of Gaunt, was pardoned. Lyons served as MP for Essex in 1380. Lyons established a perpetual chantry foundation at the Church of St James Garlickhithe, to which he donated vestments embroidered with lions. He is commemorated at the Church. Lyons was beheaded, at Cheapside, on 14 June 381, by Wat Tyler during the Peasants’ Revolt of 1381. Froissart suggests that Lyons was killed in revenge for historical mistreatment of Wat Tyler: the chronicler Knighton, in contradistinction, contends that the rebellious Peasants targeted Lyons as a consequence of
Peasants' Revolt encountered Lady Joan, the King's mother, who was travelling back to the capital to avoid being caught up in the revolt; she was mocked but otherwise left unharmed. The Kentish rebels reached Blackheath, just south-east of the capital, on 12 June. Word of the revolt reached the King at Windsor Castle on the night of 10 June. He travelled by boat down the River Thames to London the next day, taking up residence in the powerful fortress of the Tower of London for safety, where he was joined by his mother, Archbishop Sudbury, the Lord High Treasurer Sir Robert Hales,