American football in the United States the Fall Experimental Football League played two seasons in 2014 and 2015). Two professional football leagues are pending launch: the Alliance of American Football is scheduled to debut in February 2019, while the XFL, a revamp of a league of the same name that played one season in 2001, is set to return in February 2020. There are several professional indoor football leagues, played at basketball-sized arenas. The oldest one is the Arena Football League, which had several teams co-owned by several NFL owners but is officially independent from the NFL. Indoor football leagues play by significantly different rules that
American football in Australia League. However the inaugural season was postponed to October 2017. American football in Australia American football, known locally as "gridiron", is a participation and spectator sport in Australia. The sport is represented by Gridiron Australia, a member of the International Federation of American Football (IFAF), and also Gridiron Victoria, which operates independent of Gridiron Australia The sport has been played in six Australian states and territories across the country since World War II, but has only had regular league play since 1983. There is no uniform gridiron season in Australia. The various state and territory bodies play at different times