Grenadier Guards + Welsh Guards - Changing the Guard at Windsor Castle - 4 July 2013 

Changing the Guard at Windsor Castle on 4 July 2013.
The Old Guard, on this day the Grenadier Guards, exchanges guard duties with the New Guard, 1st Battalion Welsh Guards, accompanied by the 1st Battalion Welsh Guards Corps of Drums.
When The Queen is not in residence, which is most of the year, the ceremony occurs in the Lower Ward adjacent to the Henry VIII gate, the public exit point from the Castle, at 11am daily. Otherwise the ceremony occurs in the Quadrangle adjacent to the State Apartments.
SENIORITY WITHIN THE FIVE REGIMENTS OF FOOT GUARDS
(Grenadier, Coldstream and Scots Guards were not originally known by these titles)
1642: The Scots Guards were originally formed under Charles I.
1649: Charles I beheaded, establishment of Oliver Cromwell's Commonwealth.
1650: The Coldstream Guards are formed by Oliver Cromwell.
1651: The Scots Guards are disbanded by Oliver Cromwell.
1656: The Grenadier Guards formed to protect the exiled Charles II in Belgium, become the 1st Regiment of Foot.
1660: Restoration of the monarchy in England under Charles II.
1661: The Coldstream Guards disbanded (to break the association with Cromwell) and reformed on the same day, become the 2nd Regiment of Foot.
1662: The Scots Guards reformed, become the 3rd Regiment of Foot.
1900: The Irish Guards created, become the 4th Regiment of Foot.
1915: The Welsh Guards created, become the 5th Regiment of Foot.
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