i don't know about world football....
but by supporter base Real Madrid are by far the biggest, 50% of football fans in south America class Real Madrid as their first or 2nd team.
Manchester United and Barcelona are probably 2nd although you can't really count the fan base.... the majority of the abroad united fans barely any knowledge of the game.
ofcourse not . it would be an insult to the other best football teams like - LIVERPOOL ARSENAL TOTTEHAM HOTSPURS
Arsenal by 0.025 percent, Barcelona were 2nd
Carlton football club
liverpool is the best
Manchester United Fc, Chealsea Fc, Liverpool Fc, Arsenal Fc, Manchester City Fc , Everton, Tottenham Hotspur
Man Utd, Barcalona, Real Madrid, Bayern Munich, Borussia Dortmund, Schalke 04, Inter Milan, Arsenal, Ajax, Marseille
luka modric from spurs
I know that Darren Fletcher is Scottish from the back of my hand!
The best team has to be BrazilThis might be so in international football, but in international club football, it has to be that Barcelona is the best; though the club was recently beaten by one of the English clubs - Arsenal or Tottenham Hotspurs.