When Elizabeth II was still a Princess she married Prince Philip, Duke of Edinburgh on 20 November 1947.
The Lord Chamberlain of the Household is the highest-ranking official of the Royal Household of the United Kingdom, overseeing the departments that support and provide advice to the Sovereign of the United Kingdom, while also acting as the main channel of communication between the Sovereign and the House of Lords.
The Vice-Chamberlain of the Household is usually a junior government whip in the British House of Commons and is the Deputy to the Lord Chamberlain.
The Treasurer of the Household is usually held by one of the government deputy Chief Whips in the House of Commons.
It is a primarily ceremonial office, and rarely appears except on state occasions, and especially when the Sovereign is mounted.
They are youths aged from twelve to sixteen, selected by the sovereign in person, to attend on him at state ceremonies.