He remained MP for Northamptonshire through the Interregnum 1648–1660 and was appointed Lord Chamberlain to Oliver Cromwell in 1657. His public career ended in 1660.
He continued to serve as MP for Northamptonshire throughout the period of republican rule (1648-1660) and was appointed Lord Chamberlain to Oliver Cromwell in 1657. His public life came to an end in 1660.