On 20th August 1179, William le Gros, Count of Aumale, Lord of Holderness, died aged 64 after 50 years as Count. As Earl of York, the most powerful man in the north of England during the Anarchy, a soldier, and founder of religious houses, including Meaux Abbey, and Newton Grange leper hospital.
On 20th August 1526, John Dove, a labourer from Burstwick, and William Bayne, a tallow chandler from Withernwick, separately arrived and claimed sanctuary at the church of St John, Beverley, for debt. On a busy day at the sanctuary, a 3rddebtor arrived from Wakefield.
On 20th August 1535, Richard Browne, vicar of North Cave, confessed to heresy by preaching Lutheranism; he was absolved, after suspension for 2 months.