Federal and Unitary Systems of Government

Federal and unitary systems of government have many similar qualities therefore it becomes difficult to decipher between the two. In order to illustrate the difficulty in trying to distinguish between the two, I will first define what each system of government involves and then attempt to compare and contrast.
Federalism is the creation of two layers of government, the federal government and the constituent states, which equally share the legal sovereignty of a country. Each tier of government has its own specific functions. The central government is allocated with the external political issues i.e. Foreign affairs and national defence. The constituent states' main concern is with legislation and education although the intricacies of each depend on which state you are examining.
Unitary governments when a country's sovereignty lies solely with a central tier of government. …