The document discusses the concept and features of a federal system of government. It begins by defining federalism as a system where power is shared between a central national government and regional state governments through a constitutional agreement. It then outlines some key characteristics of federalism, including the division of powers between central and state governments, states having considerable self-rule through their own legislatures, and a constitution describing the rights of each level of government. The document also provides definitions of federalism from various scholars and discusses essential features like the precise distribution of powers between central and state governments and the supremacy of the constitution.