What do we call the distribution of powers in the united states government?

Separation of powers is a model that divides the government into separate branches, each of which has separate and independent powers. ... The United States federal government and forty states divide their governments into these three branches.

The first and more common mechanism shares power among three branches of government—the legislature, the executive, and the judiciary. The second, federalism, apportions power between two levels of government: national and subnational.

Explanation:

The guiding prinicpial is CONSERVING the ways that we have used in the past and trying to keep on the same path we have used previously