9/11 Attacks: A Tragic Day in American History

The Pentagon: A Symbol of American Defense

The Pentagon, located in Arlington, Virginia, is the headquarters of the United States Department of Defense. It is the largest office building in the world, with a total floor area of over 6.5 million square feet.

On September 11, 2001, the Pentagon was attacked by American Airlines Flight 77. The plane crashed into the west side of the building, causing extensive damage and killing 184 people.

The United States Department of Defense

The United States Department of Defense is responsible for the national security and defense of the United States. It is the largest department in the federal government, with over 2.8 million employees.

The Department of Defense is organized into five branches: the Army, Navy, Air Force, Marine Corps, and Space Force. Each branch has its own unique mission and responsibilities.

The 9/11 Attacks: A National Tragedy

The 9/11 attacks were a series of four coordinated terrorist attacks by the Islamic terrorist group al-Qaeda against the United States on the morning of September 11, 2001.

The attacks resulted in 2,977 fatalities, over 25,000 injuries, and substantial long-term health consequences, in addition to at least $10 billion in infrastructure and property damage.

The attacks were the deadliest terrorist attacks in world history and the single deadliest incident for firefighters and law enforcement officers in the history of the United States.