 Between 1748 and 1753 he undertook the Grand Tour with his brother-in-law Benjamin Lethieullier and his step brother-in-law Lascelles Iremonger.They brought back to Uppark an impressive collection of Italian art.He served as a Member of Parliament (MP) for Morpeth from 1755 to 1761 and for Portsmouth from 1762 to 1774.