The American Professional Football League refers to the National Rugby Federation (National Football Conference), referred to as the Federation of National Federation (NFC) and the American Football Federation (American Football Conference), after referred to as the name of the United States Federation (AFC).
NFL is the first major professional football league in North America, and the largest professional football league in the world.
The alliance was first established in the name of the American Professional Football Association in May 1920, and later renamed the national rugby league in January 28, 1922.
The NFL Professional Football League is composed of 32 teams from different regions and cities in the United States, which are divided into two consortium of American American Football Association (AFC) and national American Football Association (NFC). Each Federation consists of four subdivisions, four teams and affiliate players in each division.
The annual events are divided into three periods: pre - season (Preseason), regular season (Regular Season) and post - season (Playoff). A total of four weeks in the pre - season, as a warm-up for the regular season.
In February 4, 2018, the Philadelphia hawk defeated the new England Patriot with 41-33, and won the first Super Bowl champion.
The National Football League (NFL) is the largest professional American rugby league in the world, and is also the world's most commercially valuable sports alliance. In the United States, this is a very appealing sport.
NFL is the most famous professional rugby league in the United States, so it has the most fans, and other alliances are trying to compete with NFL, but they have not been able to get so much support like NFL and have so many fans.
NFL has 32 teams, because they are all privately invested and operate in accordance with the company mode, so they are also called the Franchise. Each team has 53 players in the routine. Different from the American profession
The League of Baseball (MLB), the National Basketball League (NBA) and the National Ice Hockey Union (NHL) have no teams in Canada because Canada itself has the Canadian Football League (Canadian Football League).