9/11

The attacks killed nearly 3,000 people, reconfigured national security policy and spurred a U.S. “war on terror” worldwide.

These veterans were either serving at the time of 9/11 or would enlist shortly.

The global manhunt for al-Qaida's No. 3 leader had taken 18 months.

These vivid images offer a special glimpse into the events in and around the Pentagon on September 11, 2001.

These rarely seen 9/11 photos help us pause and remember. Never forget.

The Marine Corps honors the fallen with memorial and tribute.

These Air National Guardsmen were already on a NORAD exercise on Sept. 11, 2001. But the day was no longer a drill.

The reclusive al-Qaida chief praises Muskan Khan who defied a ban on the wearing of the hijab in schools in India’s state of...

Max Beilke was the deputy chief of the Retirement Services Division and was visiting the Pentagon on 9/11.

After American Airlines Flight 77 hit the Pentagon, the first major unit to respond was the Army’s Military District of...