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Remembering September 11, 2001

Twenty years later, the Defense Department honors the memories of those who died during the 9/11 terrorist attacks at the World Trade Center, the Pentagon and in Shanksville, Pa.

Satellite image of a spacecraft orbiting earth with a hurricane in full development. — Spotlight |
Hurricane Preparedness

Hurricane season is from June to November, but preparation, response and recovery are ongoing throughout the year. The Defense Department stands ready with troops, equipment and other capabilities to assist local and federal authorities prepare and provide humanitarian and disaster response support.
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An officer salutes a large American flag hanging over the side of the Pentagon. — News |
Austin, Milley Call on Americans to Remember, Honor 9/11 Victims

Americans must remember what happened on this date 20 years ago and rededicate themselves to defending the idea of America, Secretary of Defense Lloyd J. Austin III said at a Pentagon ceremony honoring those killed in the terror attack on the Pentagon.
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Defense Secretary Austin smiles and shakes hands with a U.S. Military Academy cadet on a podium. — Spotlight |
Secretary of Defense Lloyd J. Austin III

As the 28th secretary of defense, Lloyd J. Austin III is the principal assistant to the president in all matters relating to the Department of Defense and also serves on the National Security Council.
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News | Observances
Biden Calls Unity America's Greatest Strength on 9/11 20th Anniversary

President Joe Biden said unity in America is the nation’s greatest strength – reflected by a coming-together of U.S. citizens in the days and months that followed the greatest attack on U.S. soil by terrorists on Sept. 11, 2001.

News | Observances
Nation Remembers Courage of Heroes Killed on Flight 93 on 9/11

Sailors from the USS Arlington, USS New York and USS Somerset, as well as others, attended an observance at the Flight 93 National Memorial near Shanksville, Pennsylvania, for the heroes of United Flight 93, which crashed at 10:03 a.m., Sept. 11, 2001.

Spotlight | Observances
Suicide Prevention

The Defense Department observes Suicide Prevention Month in September by bringing greater attention to suicide prevention efforts and connecting the military community to resources.

News | Observances
DOD Leaders Recall Americans' Resilience After 9/11

At a 9/11 memorial event at the Pentagon, Deputy Defense Secretary Kathleen H. Hicks said she remembers the resiliency of Americans following the attacks.

News | Partnerships
Austin Says Philippines Is Vital Ally With Shared Goals

Secretary of Defense Lloyd J. Austin III hosted Philippine Defense Secretary Delfin N. Lorenzana at the Pentagon.

Newsroom

Speech |

Chairman of the Joint Chiefs of Staff Remarks at the September 11th Observance Ceremony (As Delivered)

Speech |

Secretary of Defense Remarks in Commemoration of Those Lost 20 Years Ago on 9/11 (As Delivered)

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Readout of Secretary of Defense Lloyd J. Austin III's Meeting With Philippine Secretary of National Defense Delfin Lorenzana

From The Services

A soldier from Djibouti works on a piece of machinery with an American soldier. — Army
Guard Engineers Conduct Training in Djibouti

A video screen grab of an American flag placed on a memorial. — Marine Corps
Marines Commemorate 9/11 Anniversary

Marine Corps
Marines Commemorate 9/11 Anniversary

A ship sails across the ocean. — Navy
USS Tulsa Joins Carrier Strike Group in South China Sea

A newly constructed building is lit up at dusk. — Air Force
Infrastructure Construction Projects Support F-35 Plans

A military officer speaks from behind a podium. — Space Force
Conference Highlights NATO Air, Space Power

Two pilots overlook a dashboard while flying a Blackhawk helicopter. — National Guard
Wisconsin Guard Battles Wildfires in West

National 9/11 Pentagon Memorial

The Pentagon Memorial is the first national memorial dedicated to honoring the 184 people whose lives were lost when hijackers flew a jetliner into the Pentagon on Sept. 11, 2001.

Journey to the Top

Follow along as an elite mountaineering team set out to climb Alaska’s Denali to highlight that connecting with the outdoors improves resiliency in service members.

We Prepare. You Should, Too.

Service members train and prepare year-round so when disasters strike, troops are ready to help those in harm's way. Learn how you can prepare, too.

Pentagon Memorial

journey to the Top

We Prepare. You Should, Too.