Answer:
Political decentralization signifies a reduction in the authority of national governments over policymaking. ... Decentralization reforms may occur for administrative reasons, when government officials decide that certain responsibilities and decisions would be handled best at the regional or local level.
Answer:
The sociological significance is that the classification into dominant and minority groups allows the sociology to have an insight into the power relations that configurate the particular society he or she is studying. Besides, it is well known in sociology that aspects like class, power, and the economy are some of the most important to understand any society from an academic point of view.
I believe it is defacto segregation rather than dejure segregation (by law)
