John Fresshe of King Richard II's ill-fated poll tax within the city from December 1380. It was this tax which was to provoke the outbreak of the Peasants' Revolt in June the next year. Fresshe was one of three such men—along with fellow mercers, John Horn and Adam Karlille—to be sent by the then-mayor, William Walworth, to meet with the army assembled by rebel leader Wat Tyler at Blackheath in June 1381. Juliet Barker suggests that this was a pivotal meeting in the history of the revolt. The Mayor instructed Fresshe and his colleagues to negotiate with the rebels, and, if possible,
Peasants' Revolt London, killing the Lord Chancellor and the Lord High Treasurer, whom they found inside. On 15 June, Richard left the city to meet Tyler and the rebels at Smithfield. Violence broke out, and Richard's party killed Tyler. Richard defused the tense situation long enough for London's mayor, William Walworth, to gather a militia from the city and disperse the rebel forces. Richard immediately began to re-establish order in London and rescinded his previous grants to the rebels. The revolt had also spread into East Anglia, where the University of Cambridge was attacked and many royal officials were killed. Unrest continued