A Canadian made One Dance.
9 / 11 conspiracy theories are conspiracy theories that attribute the planning and execution of the September 11 attacks against the United States to parties other than , or in addition to , al-Qaeda including that there was advance knowledge of the attacks among high-level government officials .. conspiracy theories. conspiracy theory. September 11 attacks. September 11 attacks. United States. United States. al-Qaeda. al-Qaeda. advance knowledge of the attacks. September 11 attacks advance-knowledge conspiracy theories. Government investigations and independent reviews have found no evidence for the theories .. Proponents of these theories claim there are inconsistencies in the official conclusions , or evidence that was either ignored or overlooked .. The most prominent conspiracy theory is that the collapse of the Twin Towers and 7 World Trade Center were the result of a controlled demolition rather than structural failure due to impact and fire .. collapse of the Twin Towers. Collapse of the World Trade Center. 7 World Trade Center. 7 World Trade Center. controlled demolition. World Trade Center controlled demolition conspiracy theories. Another prominent belief is that the Pentagon was hit by a missile launched by elements from inside the U.S. government or that a commercial airliner was allowed to do so via an effective stand-down of the American military .. the Pentagon. the Pentagon. Possible motives claimed by conspiracy theorists for such actions include justifying the invasions of Afghanistan and Iraq -LRB- even though the U.S. government concluded Iraq was not involved in the attacks -RRB- to advance their geostrategic interests , such as plans to construct a natural gas pipeline through Afghanistan .. Afghanistan. War in Afghanistan ( 2001–present ). Iraq. Iraq War. geostrategic. geostrategy. plans to construct a natural gas pipeline through Afghanistan. Turkmenistan–Afghanistan–Pakistan–India Pipeline. Other conspiracy theories revolve around authorities having advance knowledge of the attacks and deliberately ignoring or assisting the attackers .. conspiracy theories. conspiracy theory. advance knowledge of the attacks. September 11 attacks advance-knowledge conspiracy theories. The National Institute of Standards and Technology -LRB- NIST -RRB- and the technology magazine Popular Mechanics have investigated and rejected the claims made by 9 / 11 conspiracy theorists .. National Institute of Standards and Technology. National Institute of Standards and Technology. Popular Mechanics. Popular Mechanics. The civil engineering community accepts that the impacts of jet aircraft at high speeds in combination with subsequent fires , not controlled demolition , led to the collapse of the Twin Towers .. collapse of the Twin Towers. Collapse of the World Trade Center. controlled demolition. World Trade Center controlled demolition conspiracy theories. civil engineering. civil engineering. This also was the conclusion of the 9 / 11 Commission , chaired by Governor Thomas Kean .. 9 / 11 Commission. 9 / 11 Commission. Thomas Kean. Thomas Kean