What "system" of government is power shared between the national and regional governments?

In 1816, john c. calhoun proposed that: a. that the federal government aid in the construction of roads and canals to improve transportation to and from the west b.the united states should end slavery. c.the united states should increasing the size of the navy and invade central america. d. the united states should annex hawaii

Who had the idea that there should be 3 branches of government

What indian ruler was converted to buddhism? a. ashokab. chandraguptac. brahmand. siddhartha gautama