World Clash is an annual reggae sound system clash. The World Sound Clash was started by World Promotion in 1993, the first clash was at the Roller express in London. Bodyguard sound system was the first world sound champion. The World Clash started in 1998 by promoters Irish and Chin and held in a different location each year. Precursors to World Clash include the UK World Cup which took place in 1993 and 1994 in London, and the Canada World Clash which took place in 1993 in Toronto.