Below is a summary of what Homeland security is, right from it definition and functions. To avoid confusion, note that Homeland Security and United states department of Homeland Security (DHS) refer to the same thing.

What is Homeland Security?

Homeland Security is part of the 15 executive departments of the United States Federal Government that is responsible for securing the nation from internal and external threats. 

Key Functions of Homeland Security

The Key functions of Homeland Security include;

• Counter Terrorism
• Secure Us Borders (Air, Land and
• Cyberspace Security

Homeland Security Summary Details

• Full name: United States Department of Homeland Security

• Abbreviation: DHS

• Official Website: https://www.dhs.gov/

• Address: 245 Murray Lane, SW Washington, DC 20528-0075

• Phone Number: 1-202-282-8000

Brief History of DHS

US Department of Homeland Security was created on October 19th 2002 through a proposal by President George W. Bush. Then in November 19th 2002 congress passed a legislation for the establishment of DHS. It begun its operations in January 24th 2003 with 22 federal department and agencies merging by March 1st 2003.

The need to establish homeland security arose after the September 11 2001 attack to protect the American people.