Trooping the Colour                                                        Trooping the Colour is a ceremony performed by regiments of the British and Commonwealth armies. It has been a tradition of British infantry regiments since the 17th century, although the roots go back much earlier. O battlefields, a regiment's colour or flag's, were used as rallying points. Consequently, regiments would have their ensigns slowly march with their colours between the soldier's ranks to enable soldiers to recognise their regiments colours. Since 1748 Trooping the Colour has also marked the official birthday of the British sovereigh. It is held in London annually o a Saturday in June on Horse Guards Parade and coincides with the publication of the Birthday Honours List. Among the audience are the Royal Family, invited guests ticketholders the general public. IN the United Kingdom, Trooping the Colour is also known as "The Queen's Birthday Parade".