UFC 196: McGregor vs. Diaz was a mixed martial arts event held on March 5, 2016 at MGM Grand Garden Arena in Las Vegas, Nevada.

[4][5][6] The event was officially announced in November 2015 as "UFC 197," taking place on March 5, 2016 at HSBC Arena in Rio de Janeiro, Brazil.

[8] On January 12, it was confirmed the event would take place at the MGM Grand Garden Arena in Las Vegas, Nevada, United States.

To maintain local interest, the company then considered booking the main event as a rematch between two Brazilian fighters, Silva and former UFC Light Heavyweight Champion Vitor Belfort.

[13] Eventually, The Ultimate Fighter 5 winner and former lightweight title challenger Nate Diaz was announced as the replacement and the bout took place in the welterweight division.