The main terrorist and insurgent transportation system attacks were on September 11, 2001 when terrorist hijacked four airplanes and flew two of the planes into the World Trade Centers in New York City. The terrorist flew one of the planes into the Pentagon and the last plane that the terrorist hijacked did not reach its target. The brave people on this plane attacked the terrorist and lost their lives in preventing more deaths on The United States soil. The Terrorist knew that hijacking airplanes would give them access to a larger number of people, which would cause a greater casualty rate. Terrorist use these type of destructive tactics to disrupt the economy and that is what happened on September 11, 2001. The tenants in the World Trade
