well probaly when hawk hogan and Steve Austin came in
Football is the most viewed sport in Senegal. :)
I think sumo is the answer you are looking for.
The Romans took up wrestling as a sport from the Greeks . This sport still exists and is called Greco-Roman wrestling.
snooker and cricket have become less popular
There are many popular sports here in the U.S. However, the most popular sport has become football along with baseball.
basketball, boxing, golf, wresting, bullfighting, and charreria.
You can get a concussion in but wresting, boxing or martial arts give the biggest risk for a concussion
Kiteboarding or Kitesurfing combines windsurfing, wakeboarding, paragliding, surfing and gymnastics all into one sport. It is an extreme sport and had become popular among adrenalin junkies.
The Olympics are not actually not a sport but is a ancient competition but its been popular in Greece since 3-5000 years a go.
It is impossible to give a precise answer. Wresting has been practised since ancient times.