• Entry
  • Reader's guide
  • Entries A-Z
  • Subject index

Homeland Security Advisory System (Color-Coded Alerts)

A color-coded scale adopted in March 2002 to inform the U.S. population about the current risk of a terrorist attack. Initially vague in its guidelines and purpose, the advisory system was ...

    • Loading...
    locked icon

    Sign in to access this content

    Get a 30 day FREE TRIAL

    • Watch videos from a variety of sources bringing classroom topics to life
    • Read modern, diverse business cases
    • Explore hundreds of books and reference titles