The Report of the National Commission on Terrorist Attacks Upon the United States, is the official report of the events leading up to the September 11, 2001 terrorist attacks. It was prepared by the National Commission on Terrorist Attacks Upon the United States The commission interviewed over 1,200 people in 10 countries and reviewed over two and a half million pages of documents, including some closely guarded classified national security documents. Before it was released by the commission, the final public report was screened for any potentially classified information and edited as necessary.

A Factual Overview of the September 11 Border Story

The September 11 Travel Operation – a Chronology

Terrorist Entry and Embedding Tactics, 1993-2001

The Redbook

Terrorist Travel Tactics by Plot

Al Qaeda's Organizational Structure for Travel and Travel Tactics

Immigration and Border Security Evolve, 1993 to 2001

The Intelligence Community

The State Department

The Immigration and Naturalization Service

Planning and Executing Entry for the 9/11 Plot

The State Department

The Immigration and Naturalization Service

Finding a Fair Verdict

Crisis Management and Response Post-September 11

The Intelligence Community

The Department of State

The Department of Justice

Response at the Borders, 9/11-9/20, 2001

The Department of Homeland Security