John Boys (Royalist) Boys himself went to London rather than continue further military resistance while others of the Regiment went on to serve at Wallingford Castle. During August 1648, he made a futile attempt to raise the Siege of Walmer Castle in Deal, one of the Cinque Ports, and customary home of the Lord Warden. Sir Algernon Sydney replaced him as Warden in 1648. In 1659, Boys was held as a prisoner in Dover Castle for "petitioning for a free Parliament", but was released on 23 February 1660. He was then, reputedly, granted the office of Receiver of Customs at Dover from Charles
Deal Castle of Dorset, Lionel Sackville and there may have been some competition between the two men. The keep was redesigned with medieval-style battlements and wood-panelled accommodation at the rear overlooking the sea; the porter's lodge was also updated. During the Napoleonic Wars, the castle was armed with nine 36-pounder guns, supported by further artillery batteries placed along the beach. To protect Deal, units of infantry and cavalry, called fencibles, were formed in 1794 by William Pitt the Younger – then both the Prime Minister and the Lord Warden of the Cinque Ports – and in 1802 units of bombardiers recruited by