.The National Football League

The National Football League (NFL) is the highest level of professional American football in the United States, and is considered the top professional American football league in the world.[1] It was formed by eleven teams in 1920 as the American Professional Football Association, with the league changing its name to the National Football League in 1922. The league currently consists of thirty-two teams from the United States. The league is divided evenly into two conferences – the American Football Conference (AFC) and National Football Conference (NFC), and each conference has four divisions that have four teams each, for a total of 16 teams in each conference. The NFL is an unincorporated association, a federal nonprofit designation,comprising its 32 teams.

National Football League (NFL)

In 1920 representatives of several professional American football leagues and independent teams founded the American Professional Football Conference, soon renamed the National Football League. The first official championship game was held in 1933; prior to, there was no playoff system and instead the team that finished with the best regular season record was awarded the league title. By 1958, when that season's NFL championship game became known as "The Greatest Game Ever Played", the NFL was on its way to becoming one of the most popular sports leagues in the United States. In 1965, football supplanted baseball as the most popular televised sport in America. The merger with the American Football League, agreed to in 1966 and completed in 1970, greatly expanded the league and created the Super Bowl, which has become the most-watched annual sporting event in the United States.