The BBC tells us:
'Five months after his defeat by Nurmagomedov, McGregor announced on social media that he had retired from the sport - but that turned out to be premature.
The Irishman also made news for two other unsavoury incidents.
In one, he was accused of smashing a fan's phone - although the charges were subsequently dropped following his arrest - and in another, he punched a man in a Dublin pub and was convicted of assault.
Conor McGregor attending court in Dublin
Conor McGregor was fined £861 after pleading guilty to assaulting a man in a Dublin pub last April
Away from these incidents, McGregor has been heavily promoting his own brand of whiskey, which he says generated more than $1bn (£770m) in its first year'.