Although states may exercise their police power in a manner that has an incidental or indirect effect on aliens (immigrants], a state may not establish its own immigration policy or enforce state laws in a manner that interferes with the federal immigration laws. The Constitution and the federal immigration laws do not permit the development of a patchwork of state and local immigration policies throughout the country"  which part of the system is illustrated by this excerpt?

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This excerpt illustrates the principle of federalism within the United States legal system Fede... View the full answer