Why do Americans call football soccer instead of rugby?

In English, football can refer to several kinds of team ball games and can also be used as a verb. For details, you can refer to American football, association football and Australian football; Australian football), Canadian football, Gaelic football and rugby. In principle, what kind of ball game it refers to depends on the identity of the speaker. Without any modifiers, football refers to the most popular one in the speaker's area. Fifa is FIFA (International Federation of Football Associations). Among the 45 national associations whose main or official language is English, only football associations in the United States, Canada and Samoa use the word football in their names. The Australian and New Zealand Football Association has changed its name to Football. In English, football can refer to several kinds of team ball games and can also be used as a verb. For details, you can refer to American football, association football and Australian football; Australian football), Canadian football, Gaelic football and rugby. In principle, what kind of ball game it refers to depends on the identity of the speaker. Without any modifiers, football refers to the most popular one in the speaker's area. Fifa is FIFA (International Federation of Football Associations). Among the 45 national associations whose main or official language is English, only football associations in the United States, Canada and Samoa use the word football in their names. The Australian and New Zealand Football Association has changed its name to Football. The following points are explained by countries and regions: in the United States, football refers to American football without modification; Soccer refers to the kind of FIFA football that China people are familiar with. Football is not as popular as rugby in America, but it also has many fans. In Britain, the only use of football mainly refers to FIFA football, and some people use soccer. It should be noted that many people mistakenly think that the British only refer to football. When watching an interview with David Beckham in a high-end interview with Shui Junyi, David Beckham used the word football to refer to the sport he was engaged in. You can also refer to other ball games. In Australia, football can refer to four kinds of ball games, mainly English and Australian rugby. Again, it depends on the region, language environment and cultural factors. Before 2004, soccer was generally used to refer to football. However, after the Football Association changed its name, it gradually began to refer to football, and at the same time referred to similar ball games in other ways. In Canada, football refers to American or Canadian football/rugby. Soccer is used to refer to football. In English-speaking countries in the Caribbean, both football and soccer are used to refer to football, but the former is more common. In Ireland, football can refer to football, rugby or Gaelic football, and its meaning depends on the context. Therefore, it is generally avoided to use alone. In New Zealand, football generally refers to rugby and soccer refers to football. This shows that these two words may refer to different sports in different countries, so they should be treated differently in different occasions.