The U.S. Immigration and Naturalization Service was long the primary federal agency responsible for the protection and enforcement of laws guiding the immigration and naturalization processes.

Formed in the wake of the September 11, 2001, terrorist attacks on the United States, this well-funded cabinet department of the federal government has exemplified a governmental response to improve the coordination and effectiveness of efforts to combat the ongoing war against terrorism.

Deportation power gives the federal government a tool to remove immigrants who enter the United States in violation of immigration law or violate standards of behavior, as outlined in immigration law, after lawful entry into the country.

The development of organized criminal activities among certain ethnic groups has perpetuated the notion that undesirable elements of society have been disproportionately represented among new immigrant populations in the United States.

The United States Coast Guard is a unique multimission, maritime agency categorized as one of five branches of the U.S. armed forces.