After the disaster of World Trade Center on September 11, 2001, by two airplanes crashing the World Trade Center, the problem of terrorism became the most serious issue in the world. This disaster showed that countries which do not want to appear in the battlefield want to achieve their secret benefits and particular goals After this disaster, we understand that revolutionary movements, states which are unwilling to fight on the battlefield, and the powerful states of the world protecting their secret benefits use terrorism the means of achieving particular goals. …