National Rugby League was created in 1997.
Western Australia Rugby League was created in 1948.
National Rugby League USA was created in 2009.
Rugby League in Australia is called Rugby League, and it is an competition called the NRL (National Rugby League) which teams are based in Australia and one in New Zealand
National Youth Competition - rugby league - was created in 2008.
Hungary national rugby league team was created in 2011.
The Australian Rugby League team is known as the 'Kangaroos'.
Papua New Guinea National Rugby League was created in 2005.
NRL (National Rugby League) is a rugby league code game were RL teams vs in Australia and NZ.
You cannot say who created Australian Rugby League, because Rugby League was created in England. The NRL brought Rugby League into a competiton within Australia and New Zealand.