Today in History: September 11, 2001

Two women looking upwards with expressions of shock and horror, during the September 11th terrorist attack on the World Trade Center, New York City
Today in History–September 11–the Library of Congress features the terrorist attacks on the United States. On September 11, 2001, terrorists hijacked four airplanes and killed thousands as they destroyed the World Trade Center towers in New York and damaged the Pentagon in Virginia; a fourth plane crashed in Pennsylvania after passengers struggled with hijackers. Learn more by visiting the Today in History section and, in particular, by reviewing the primary sources listed below that document this terrible, tragic day and its aftermath.

September 11, 2001, Documentary Project

Courting Disaster
Building a Collection to Chronicle 9/11 and its Aftermath

Witness and Response: September 11 Acquisitions
(online exhibition)

September 11, 2001 oral histories US House of Representatives: History, Art & Archives

September 11 Web Archive
(web expressions of individuals, groups, the press and institutions in the United States and from around the world)

Witness & Response: September 11 Acquisitions
(the story of building the archive)

September 11 poetry archive

September 11 image set

September 11 related legislation
(search on terms such as terrorismhomeland securityal QaedaAfghanistan, or National Day of Remembrance in Congress.gov to learn more)

Twenty Years of Service: Post 9/11 Veterans

Library of Congress Information Bulletin articles about September 11

September 11 blog posts from the Library

Primary Source Learning: Sep. 11, 2001 primary source teaching resources