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The Immigration and Naturalization Service is dismantled and broken into three different agencies.

2003

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As mandated in the Homeland Security Act, three new agencies for regulating migration are formed, all of which are located within the Department of Homeland Security (DHS): U.S. Citizenship and Immigration Services (USCIS), Immigration and Customs Enforcement (ICE), and Customs and Border Protection (CBP).

This marks a continued movement towards framing immigration as a national security issue.