From 1699 to 1700, he travelled abroad in the Netherlands, Germany, Switzerland, Italy and France recording his observations in a diary and discussing theology in depth.
[1] After a few years, he left the Established Church and joined Thomas Bradbury’s Independent congregation in Fetter Lane.
[1] At the 1715 general election he was returned unopposed as MP for Berwick-upon-Tweed with fellow dissenter John Barrington.
When the first split developed in the Whig party, he joined the Walpole faction, and voted with the majority which threw out the Peerage Bill of 1719.
Neville's most prominent action as a member of the House of Commons was his defence in 1721 of James Craggs the elder and John Aislabie, former chancellor of the exchequer, who had been implicated in the affairs of the South Sea Company.