The caste system divides Hindus into four main categories - Brahmins, Kshatriyas, Vaishyas and the Shudras. Many believe that the groups originated from Brahma, the Hindu God of creation.
The construction of the national
The point was that it was negotiation for two parties, they would force interaction between eachother to get an advantage in the negotiation over the other.
Explanation:
Example: this was used as a policy in the US to coerce the Soviet Union into backing down militarily.