Tripartite is the answer i suppose
They were considered to be foreigners because their tribes were regarded as separate nations.
Generally, there were two major factors that led to the decline of the Yuan Dynasty: one was the class conflict caused by the heavy taxation, the other one was the ethnic contradiction resulting from the 'Four Class System'. ... Also, power struggles within the ruling class became more and more serious.
Custodial interrogation refers to questioning conducted by officers of the court or law while you are in their custody. While such interrogation most commonly takes place at police stations or holding areas, custodial interrogation can occur at any time when a person's freedom is limited while he is being questioned.
Drop nuclear warheads all over the Middle East till the whole place becomes a wasteland filled with radiation, instantly killing all terrorists even underground