This graph represents the total number of successful attacks that have taken place every year and the different types of attacks. The different types of attacks that have taken place are Armed Assault, Assassination, Bombing, Facility attack, Hijacking, Kidnapping, Unarmed assault. The graph clearly shows the number of bombing and armed assault have gone high significantly when compared to other attacks. As we are aware that the literacy rate is better now compared to 1970. So, it makes it evident that as the technology & knowledge increase among the people is being used in a negative manner.