Held annually since 1956 by the European Broadcast Union (EBU), the Eurovision Song Contest is one of the longest-running and most watched international song contests. Competitors represent their home...Held annually since 1956 by the European Broadcast Union (EBU), the Eurovision Song Contest is one of the longest-running and most watched international song contests. Competitors represent their home countries, mostly from Europe, after being selected in their own national competitions that determine the country’s nominee.