William Grindecobbe motivated at least in part to rebel as a result of the pressures of papal taxation. Along with Wat Tyler and John Wrawe, he was one of the key leaders of the peasants during the revolt of 1381, leading the townspeople of St Alban's on 15 June. He was executed in 1381 along with John Wrawe and John Ball. His trial and execution was overseen by Henry le Despenser. During the Peasants' Revolt of 1381, he became well known for his actions against the high lord Thomas de la Mare, Abbot of St. Albans. He led a deputation to King
Lord Mayor of London Cathedral. The Lord Mayor also heads the City's Commission of Lieutenancy, which represents the Sovereign in the City of London (other counties usually have Lord Lieutenants, as opposed to Commissions), and annually attends the Treloar Trust (named after Sir William Treloar, Lord Mayor in 1906), in Hampshire. The Treloar Trust runs two educational sites for disabled children, a school and college. The residence of the Lord Mayor is known as Mansion House. The creation of the residence was considered after the Great Fire of London (1666), but construction did not commence until 1739. It was first occupied by a Lord