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 also resented the presence of foreigners, Flemish weavers in particular. Londoners detested John of Gaunt because he was a supporter of the religious reformer John Wycliffe, whom the London public regarded as a heretic. John of Gaunt was also engaged in a feud with the London elite and was rumoured to be planning to replace the elected mayor with a captain, appointed by the Crown. The London elite were themselves fighting out a vicious, internal battle for political power. As a result, in 1381 the ruling classes in London were unstable and divided. Rural communities, particularly in the south-east, were