The prince who works with David Manning and The Duke and Duchess of Cambridge is in what succession to the British throne?
David Manning Sir David Geoffrey Manning, {'1': ", '2': ", '3': ", '4': "} (born 5 December 1949) is a former British diplomat, who was the British Ambassador to the United States from 2003 to 2007. He authored the so-called "Manning Memo" summarising the details of a January 2003 meeting between American president George W. Bush and British prime minister Tony Blair during the run-up to the invasion of Iraq. He has since been appointed to the Household of TRH The Duke and Duchess of Cambridge and Prince Harry.
Duke of Lancaster The Duke of Lancaster is an ancient title which is informally used within Lancaster to describe Elizabeth II, the monarch of the United Kingdom and owner of the estates of the Duchy of Lancaster. The Duchy of Lancaster exists as a separate entity from the Crown Estate and currently provides income for the British monarch.