What term doesn't belong : Kubali Khan, Great Khan, Yuan Dynasty, Tamerlane

Yuan Dynasty

Explanation:

Yuan Dynasty was China's first foreign-led dynasty and it was one of the great dynasties of that time. This is the term that is not belonging here because Tamerlane, Kublaii Khan, and Great Khan were leaders who led their territory and Yuan Dynasty was Dynasty that led China.

The Yuan Dynasty lasted from 1279 to 1368 which is about a hundred years of leadership and that is why this dynasty is also not fiting in these groups of leaders.

what are local authorities doing to fix the problem

explanation:

declare war, appoint military officers, sign treaties, make alliances