The National Rugby League (NRL) is a professional sports league in Australia. They play rugby league. The modern competition was formed in 1998, but its predecessor has run since 1908. There are 17 teams. Sixteen teams are from Australia and one is from New Zealand. The NRL is the most popular sporting league in Australia, mainly in the states of New South Wales and Queensland, whilst there is also one team in Victoria and the ACT. It is the biggest rugby league competition in the world.