Trafalgar Square Authority in conjunction with the charity Unicef, who began ticketing the event to control crowd numbers. A Christmas ceremony has been held in the square every year since 1947. A Norway spruce (or sometimes a fir) is presented by Norway's capital city, Oslo as London's Christmas tree, a token of gratitude for Britain's support during World War II. (Besides war-time support, Norway's Prince Olav and the country's government lived in exile in London throughout the war.) The Christmas tree is decorated with lights that are switched on at a seasonal ceremony. It is usually held twelve days before Christmas Day.
Fourth plinth, Trafalgar Square Fourth Plinth Schools Award is the education project within the Mayor of London’s Fourth Plinth Programme. The award uses the Fourth Plinth as an inspiration to engage primary and secondary schools in London to enter a competition that encourages creative thinking around past and present artworks displayed on the Fourth Plinth. Fourth plinth, Trafalgar Square The Fourth plinth is the northwest plinth in Trafalgar Square in central London. It was originally intended to hold an equestrian statue of William IV, but remained bare due to insufficient funds. For over 150 years the fate of the plinth was debated; in 1998,