NEWARK, N.J. — Islam Makhachev defended his lightweight title and extended his winning streak to 14 fights, third-longest in UFC history, by getting a submission victory over Dustin Poirier in the fifth round Saturday night at UFC 302.

Overcoming one of the sport’s accomplished veterans and a crowd that was against him from the start, Makhachev ran his record to 26-1 and said afterward he may move up in weight for another challenge.

There’s certainly not much left for the Russian at 155…