. Give short answer to the following questions, (a) What is federalism? Which body of government, central or provincial, is responsible for the security of the border, foreign affairs, army, nation's economy? Discuss and write.​

Federalism is a type of government in which the power is divided between the national government and other governmental units. It contrasts with a unitary government, in which a central authority holds the power, and a confederation, in which states, for example, are clearly dominant.

industry had made the u.s. the richest nation in the world at this time. the second industrial revolution caused growth in industry and transportation, which allowed increased trade between nations. click to let others know, how is it