Answer:
In a federal system, a national government and the state governments share power. In a unitary system, all power lies with the national government, whereas in a confederation, the majority of power rests with the states. In a federal system there is centralized authority, while in a confederal system power is distributed equally among the states.
Explanation: Examples: The United States, Australia, the Federal Republic of Germany. The Commonwealth of Independent States, formerly known as the Soviet Union. Also, Switzerland's canton system and the Confederate States of America (1861-1865).
