Jolliffe was the son of Reverend William John Jolliffe , the son of William Jolliffe , and his wife Eleanor Hylton , daughter and heir of Sir Richard Hylton , 5th Baronet ( who had assumed the surname of Hylton in lieu of his patronymic Musgrave ; see Musgrave Baronets ) and his wife Anne , sister and co-heiress of John Hylton , de jure 18th Baron Hylton . Jolliffe first served in the Army and achieved the rank of Captain in the 15th Dragoons . He notably took part in the events at St Peter 's Field in Manchester in 1819 ( the " Peterloo Massacre " ) . In 1821 , at the age of twenty , Jolliffe was created a '' ' Baronet ' '' , of Merstham in the County of Surrey
Peterloo Massacre
Peterloo Massacre
William Jolliffe, 1st Baron Hylton