Answer:
Choropleth Map
This is used to show population density in countries of the world specifically with its color variation used to show the differences in population within that region.
Explanation:
The roman empire became difficult for one central authority to govern because of its size. ... Constantine was the ruler of the western part of the empire and he moved the capital because the eastern part could be easily more governed from Constantinople.
I think the Government has a lot power because is the one that make decisions for the country.
Its called the first level of administration i believe