The Twin Towers dominate the skyline of lower Manhattan at dusk. An orange sunset reflects off of them and surrounding skyscrapers. The sky is a dark blue with a streak of clouds.

Collection 9/11 Museum, Gift of Jonathan Lockwood Smith, JLS Photo.

Photo by Jonathan Lockwood Smith

9/11 Primary Sources

These primary resources include speeches, executive orders, legislative acts and debates, and government reports from the decade after the 9/11 attacks. Additional materials will be added on a rolling basis.

Given the inherent sensitivities, certain documents may contain content that some may find offensive, but the information is included to provide as complete a record as possible.

Interactive Timelines

Explore interactive timelines chronicling the 1993 World Trade Center bombing, 9/11, and the nine-month recovery effort at Ground Zero. Please note: The timelines contain sensitive content.

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Lesson Plans

Explore a host of inquiry-based lesson plans for K–12 students and their teachers.

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