- For Osama bin Laden, September 11 was a great tactical victory but a huge strategic failure, writes Peter Bergen
- 15 years later, US still embroiled in the Mideast, despite bin Laden's aim of reducing American involvement, he says
- The mistake made by George W. Bush in launching the Iraq War also looms large, Bergen says
Peter Bergen is CNN's national security analyst, a vice president at New America and a professor of practice at Arizona State University. He is the author of "United States of Jihad: Investigating America's Homegrown Terrorists." For more analysis of the jihadist threat today read this paper by Peter Bergen.
(CNN)Like the attack on Pearl Harbor, another hinge event in American history, 9/11 was a great tactical victory for America's enemies. But in both these cases the tactical success of the attacks was not matched by strategic victories. Quite the reverse.