The United States National Strategy for Homeland Security is a formal government response to the events of September 11, 2001 at the Pentagon and World Trade Center. The document issued by President George W. Bush outlines the overall strategic considerations for cooperation between the federal government, states, private enterprises, and ordinary citizens in anticipating future terrorism attacks as well as natural disasters and other incidents of national significance.[1] The National Response Framework is the part of the homeland security national strategy that is a comprehensive emergency management guideline for implementing scalable responses to disasters and other incidents of national significance.