Scouting in Greater London Vane. Vane later became the second President of the British Boy Scouts which had begun in Battersea, London. In 1909, the London Diocesan Boy Scout Corp, was formed by the Church of England. One of the oldest Scout Groups in London is the 1st City of London Scout Group, which is still notable as the only Scout Group in the traditional City of London. In September 1909, a Boy Scout Rally at Crystal Palace was attended by 11,000 Scouts including a patrol of "Girl Scouts". The 1st World Scout Jamboree was held at Olympia, London in the summer of 1920.
1909 Crystal Palace Scout Rally and Boy Scouts from the British Boy Scouts, Church Scout Patrols and other Scouts not registered with what would become the Boy Scouts Association, leading to challenges regarding the 4th Scout Law that "A Scout is ... a brother to every other Scout". The Rally was a precursor to the later Scout Jamborees and World Scout Jamborees. The concept of the Scouts' Own, a simple, non-denominational religious ceremony, was also introduced by H. Geoffrey Elwes at this rally. Members of the local Scout Troop, 2nd Croydon (1st Crystal Palace Patrol), formed part of the flag party for Princess Christian, the