The term that social psychologists use for the process of making people in and out group where they are made being responsible for the problems of people in the in group is scapegoat. It is a person that is being blamed for the mistakes that is done by others.
Answer: Multilateral or international agreement.
Explanation:
This agreement is an agreement between two, three, or more entities supported by international legal norms. This type of contract is most often concluded between states and is a legal act that must be respected. This contract originated in Vienna in 1969, and the contract came into practice 11 years later. The convention is currently accepted and signed by about 116 countries around the world.