The reason for the decline of the Heian Dynasty in Japan was "<span>Elite clans amassed most of Japan's lands into vast estates".</span>
This treaty was to bring peace between the whites and the Sioux who agreed to settle within the Black Hills reservation in the Dakota Territory<span>.</span>
The question can be classified as to what purpose they will use their power. Either for selfishness or selflessness. For selfishness, they are corrupt and will make their people suffer. For selflessness, they will try to find answers or solve common issues for the people and or for the country.