Al Qaeda-led terrorist attacks of 9-11-2001

Definition

A series of coordinated suicide attacks by the extremist group Al-Qaeda on the United States on September 11, 2001. The attacks resulted in nearly 3,000 deaths and significant damage to key buildings including the Twin Towers and Pentagon.

Analogy

Imagine a peaceful day at school when suddenly, without warning, a group of outsiders storms in causing chaos and destruction. That's similar to how unexpected and devastating the 9/11 attacks were for America.

Related terms

Terrorism: The unlawful use of violence and intimidation, especially against civilians, in pursuit of political aims.

Osama Bin Laden: Founder of al-Qaeda, the militant organization that claimed responsibility for the September 11 attacks on the United States.

Patriot Act: Legislation passed shortly after September 11th which expanded law enforcement's ability to surveil and investigate individuals suspected of terrorism-related activities.