September 11 is an educational overview of the 9/11 terrorist attacks, explaining how hijacked airplanes struck the World Trade Center, the Pentagon, and a Pennsylvania field on September 11, 2001. The video presents a clear timeline of key events, introduces terms such as al-Qaeda, terrorism, hijacking, first responders, Ground Zero, the U.S. Capitol, and the Pentagon, and explains the symbolic importance of the targets. It also addresses historical context, including U.S. involvement in the Middle East, while honoring the bravery of rescue workers and passengers on Flight 93. Relevant to U.S. history, civics, and social studies curricula, this resource supports study of major contemporary events, government institutions, national memorials, and the lasting impact of 9/11 on the United States and the world.