John Nash (architect) have great pleasure in visiting this part of my dominions". Whether this was based on just a rumour put about by people who resented Nash's success or if there is substance behind is not known. Further London commissions for Nash followed, including the remodelling of Buckingham House to create Buckingham Palace (1825–1830), and for the Royal Mews (1822–24) and Marble Arch (1828) The arch was originally designed as a triumphal arch to stand at the entrance to Buckingham Palace. It was moved when the east wing of the palace designed by Edward Blore was built, at the request of Queen
John Nash (architect) of Regent's Park; as with other projects, he left its execution to one of his assistants, in this case James Morgan. The first phase of the Regent's Canal was completed in 1816 and finally completed in 1820. Together with Robert Smirke and Sir John Soane, he became an official architect to the Office of Works in 1813, (the appointment ended in 1832) at a salary of £500 per annum, following the death in September of that year of James Wyatt, this marked the high point in his professional life. As part of Nash's new position he was invited to advise