Terrorism

One of the biggest threats in the world today is terrorism. In practice, terrorism has been around for centuries, but ever since the 1970s, it has become a major feature in the world. In response to the attacks of September 11th, the United States has waged a “global war on terrorism” with mixed success.

For this paper answer BOTH of the following questions
1. Why does terrorism exist?
2. Are there any effective ways to stop it?