After more than four weeks and 51 football matches, Euro 2024 draws to a close with its total audience again likely to have exceeded 5 billion live viewers. Europe’s premier international football tournament has certainly retained its global appeal, but its overall report card presents a rather more mixed picture for the continent – of fading glories and harsh realities.

The most recognisable symbol of waning strength has been Portuguese superstar Cristiano Ronaldo. For years, he has been considered one of the sport’s greatest talents, but at 39 his presence on the pitch is…