U.S. Department of Homeland Security
In: The SAGE Encyclopedia of Surveillance, Security, and Privacy
U.S. Department of Homeland Security
DOI: http://dx.doi.org/10.4135/9781483359922.n466
Subject: Surveillance
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The U.S. Department of Homeland Security (DHS) is a cabinet department of the U.S. federal government that was created on November 25, 2002, in the aftermath of the terrorist attacks of September 11, 2001, on the World Trade Center in New York City and the Pentagon in Washington, D.C. The core missions of the DHS are to prevent terrorism and enhance security in all U.S. states and territories, secure and manage U.S. borders, enforce and administer U.S. immigration law, safeguard and secure cyberspace, and strengthen U.S. preparedness and resilience. As of 2016, the DHS has approximately 240,000 employees and a yearly total budget authority of $64 billion.
Brief History of Homeland Security in the United StatesIn the early history of the United States (1776–1916), the new ...
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