March 26: Conor McGregor, the Irish UFC star, has claimed he is retiring from MMA after a turbulent 12 months in and out of the octagon.

MOSCOW, Oct 12: Lightweight champion Khabib Nurmagomedov has threatened to quit the UFC if the organization cancels a fight involving fellow a Russian fighter over the Nurmagomedov v McGregor UFC 229 post-fight brawl.

LAS VEGAS, Oct 7: Chaos erupted after Khabib Nurmagomedov retained his UFC lightweight title with a submission victory over Ireland’s Conor McGregor on Saturday with members of his support team arrested after an all-in brawl broke out after the bout.

MOSCOW, Sept 21: UFC lightweight challenger Conor McGregor has accused champion Khabib Nurmagomedov of "disrespecting your president Vladimir Putin," over the Russian's comments about the Irishman’s photo with Putin, taken at the World Cup final.