The Eurovision Song Contest is one of the most watched non-sporting events in the world . ( CNN ) -- Every year around 45 nations from Azerbaijan to Spain participate in the competition . May 6 tensions over Eurovision could spillover into the contest . In the past officials have disqualified songs with explicit political messages .
The Eurovision Song Contest is one of the most watched non-sporting events in the world . Every year around 45 nations from Azerbaijan to Spain participate in the competition . May 6 tensions over Eurovision could spillover into the contest . In the past officials have disqualified songs with explicit political messages .