Football is a national sport in over 60 nations. to sum it regionally:
South America
Western Europe (all countries ranging form Norway down to Greece). Most people will argue that the majority of countries east of Germany (eastern Europe) regard Ice Hockey as their national sport over football, even though football still draws a huge following in those countries.
South East Asia (Countries ranging from Indonesia to the Thailand and Cambodia are not particularly strong in football, but it is watched and followed religiously in this part of the world).
Middle East (countries like the United Arab Emirates, Saudi Arabia, Iran, Iraq etc all play soccer as their national sport)
African Nations: Almost all African nations excluding South Africa have football as their national game.
Countries where soccer is NOT the national game but often mistaken to be; Mexico (apparently baseball is top) Japan (baseball) Cuba (baseball again) India (Cricket) Pakistan (Cricket) Sri Lanka (Cricket) West Indies (Cricket) Carribean (cricket) South Africa (Rugby and Cricket) Canada (hockey)
India's national game is hockey
about 476 BC in China according to Wikipedia
2012 either the bills or the jaguars
national game of kazakistan
tennis is India's national game.
englandBadminton is the National Game of Indonesia & Singapore.
oxen fight is the national game of SPAIN oxen fight is the national game of SPAIN oxen fight is the national game of SPAIN
GERMANY
Ireland.
Austrailia
scotland
Argyle MB
u.s.a