Coarse Fishing.
Football is not the most popular sport in the UK, surprisingly it's fishing
Football.
Football
the most popular favourite sport in the U.K. is football and cricket.
The UK's is soccer or for them, Football
in the UK football (what Americans call soccer) is the most popular sport
For participating, it is angling. For watching, it is football.
I have the answer but let me just tell you, Its not football.
My guess would be that football (soccer) would be the most popular sport in the United Kingdom. I've met a person from there and he is a football fanatic!
Apparently the most popular sports in the UK in 1995 were tennis, rugby and football. According to the link below.
football
football is more watched than fishing