Which leader was responsible for uniting the Mongols and how was he able to do
so?

Genghis Khan is regarded as one of the prominent leaders in Mongolia's history. He is responsible for the emergence of the Mongols as a political and ethnic identity because there was no unified identity between the tribes that had cultural similarity.

Explanation:

no sé si entiendes español pero te daría la respuesta si lo supiera, pero lo siento mucho

true. earthquakes are felt whenever there is a slip around a fault in the rocks below the earth. this reorientation of faults create sesmic waves and is known as earthquake, the severity of which is measured in richter scale. these are more prominent in hilly regions as the rocks usually form faults to balance the pressures on it.