Federalism a political system in which a strong central authority shares power with the state or regional governments. Sharing of power at multiple levels is the main characteristic of it. While in unitary government all the political power is controlled by the central government.
<em><u>Sharing of power in federalism systems makes it more complex than unitary government.</u></em>
United states, India and Canada have federal governments, Australia and Germany have unitary form of government.
Separation of powers, dual government, written and rigid constitution, separation of powers, independent judiciary and supremacy of constitution are some salient features of federal government.
It could have given more power to the states in favor of slavery. People in the Missouri Territory had no mercy for runaway slaves. The governor of the territory believed that slaves should never be free.<span> </span>