Widely regarded as one of the greatest boxers to emerge from the UK, Joe Calzaghe looks back on his illustrious career, which was marked by his undefeated retirement, a decade-long reign as super-middleweight champion, and victories over legendary opponents in the United States. Thirty years ago, a pivotal moment in his journey took place at an Essex leisure centre, where he faced a formidable test in the form of Mark Delaney. Calzaghe, then 24, was making the first defence of his British title, having won it with a stoppage victory over Stephen Wilson.

The atmosphere at the Brentwood Centre was hostile, with booing, spitting, and name-calling from the crowd, but Calzaghe remained focused and drew energy from the adversity. 'It was supposedly some sort of acid test, but I was completely confident I was going to knock him out,' he recalled. Calzaghe's confidence was well-founded, as he dominated the fight, dropping Delaney in the first round and several times thereafter, before the contest was stopped in the fifth round.

The victory marked a significant statement in Calzaghe's burgeoning career, and he went on to achieve great success, including becoming WBO super-middleweight champion by defeating Chris Eubank in 1997. Despite eventually relinquishing his British title, Calzaghe has no regrets about his decision to pursue a world championship, which ultimately led to him headlining fights in Las Vegas and Madison Square Garden, cementing his status as a British boxing legend.