[[Image:Constitution.jpg|right|200px|thumb|Federalism is a distinct feature of the [[U.S. Constitution]].]]
[[Image:Constitution.jpg|right|200px|thumb|Federalism is a distinct feature of the [[U.S. Constitution]].]]
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'''Federalism''' is the system of co-sovereignty current in the United States, and various other nations<ref>http://www.britannica.com/EBchecked/topic/467746/political-system/36704/Federal-systems#ref416916</ref> such that a national or federal government shares power along with state governments over the same territory and citizenry. More specifically, federalism involves dual sovereignty, or the allocation of power between the federal government and the states under the [[U.S. Constitution]], with overlapping authority.
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'''Federalism''' is the system of co-sovereignty current in the United States, and various other nations<ref>https://www.britannica.com/EBchecked/topic/467746/political-system/36704/Federal-systems#ref416916</ref> such that a national or federal government shares power along with state governments over the same territory and citizenry. More specifically, federalism involves dual sovereignty, or the allocation of power between the federal government and the states under the [[U.S. Constitution]], with overlapping authority.