A city steeped in history, art and culture that's long captivated tourists and visitors was also once the capital of Italy.

Jai Opetaia has pledged not to underestimate his next opponent in what the Australian has labelled a "stay busy" fight.

The voluntary defence, confirmed on Friday [AEDT], comes after ... been unable to secure any unification bouts since first winning his titles three years ago. The Italian is ranked by the IBF ...