FIFA
In total, FIFA recognises 211 national associations and their associated men's national teams as well as 129 women's national teams; see the list of national football teams and their respective country codes. FIFA has more member states than the UN as FIFA recognises 23 non-sovereign entities as distinct nations, such as the four Home Nations within the United Kingdom and politically disputed territories such as Palestine.
Nigeria at the FIFA World Cup
The FIFA World Cup, is an international association football competition contested by the men's national teams of the members of "Fédération Internationale de Football Association" (FIFA), the sport's global governing body. The championship has been awarded every four years since the first tournament in 1930, except in 1942 and 1946, due to World War II.