Buckingham Palace forms the architectural core of the palace was built for the first Duke of Buckingham and Normanby in 1703 to the design of William Winde. The style chosen was of a large, three-floored central block with two smaller flanking service wings. Buckingham House was eventually sold by Buckingham's natural son, Sir Charles Sheffield, in 1761 to George III for £21,000. Sheffield's leasehold on the mulberry garden site, the freehold of which was still owned by the royal family, was due to expire in 1774. Under the new Crown ownership, the building was originally intended as a private retreat for King
Buckingham Palace George III's wife, Queen Charlotte, and was accordingly known as The Queen's House. Remodelling of the structure began in 1762. In 1775, an Act of Parliament settled the property on Queen Charlotte, in exchange for her rights to Somerset House, and 14 of her 15 children were born there. Some furnishings were transferred from Carlton House, and others had been bought in France after the French Revolution of 1789. While St James's Palace remained the official and ceremonial royal residence, the name "Buckingham-palace" was used from at least 1791. After his accession to the throne in 1820, King George IV