The September 11 attacks were a series of four coordinated terrorist attacks launched by the Islamic terrorist group al-Qaeda upon the United States in New York City and the Washington, D.C. area on September 11, 2001. Four passenger airliners were hijacked by 19 al-Qaeda terr... Explore this topic

The September 11 attacks transformed the first term of President George W. Bush and led to what he has called the Global War on Terrorism, or war against terrorism. The accuracy of describing it as a "war" and the political motivations and consequences are the topic of strenuo... Explore this topic

The War on Terror is a term commonly applied to an international military campaign which started as a result of the 11 September 2001 terrorist attacks on the United States. This resulted in an international military campaign to eliminate al-Qaeda and other militant organizati... Explore this topic

Al-Qaeda is a global militant Islamist organization founded by Osama bin Laden at some point between August 1988 and late 1989, with its origins being traceable to the Soviet War in Afghanistan. It operates as a network comprising both a multinational, stateless army and a rad... Explore this topic

Military intelligence is a military discipline that exploits a number of information collection and analysis approaches to provide guidance and direction to commanders in support of their decisions. This is achieved by providing an assessment of available data from a wide rang... Explore this topic

The Federal Bureau of Investigation is a governmental agency belonging to the United States Department of Justice that serves as both a federal criminal investigative body and an internal intelligence agency. Also, it is the government agency responsible for investigating crim... Explore this topic

The Central Intelligence Agency is one of the principal intelligence-gathering agencies of the United States federal government. An executive agency, it reports to the Director of National Intelligence. The CIA has three principal activities: gathering information about foreig... Explore this topic

The World Trade Center is a complex of buildings under construction in Lower Manhattan, New York City, United States, replacing an earlier complex of seven buildings with the same name on the same site. The original World Trade Center featured landmark twin towers, which opene... Explore this topic

Osama bin Mohammed bin Awad bin Laden was the founder of al-Qaeda, the militant Islamist organization that claimed responsibility for the September 11 attacks on the United States, along with numerous other mass-casualty attacks against civilian and military targets. He was a ... Explore this topic

Terrorism is the systematic use of terror, often violent, especially as a means of coercion. In the international community, however, terrorism has no legally binding, criminal law definition. Common definitions of terrorism refer only to those violent acts which are intended ... Explore this topic