(World Issue). Terrorism is a major threat we have in our society today. September 11th has got many peoples attention and many people have noticed terrorism and seen the dangers it can cause.We must first understand the causes of terrorism to prevent such acts of danger from occurring.Religious, ethnic, and government differences are the three main causes of terrorism in the society in which we live in today.Much terrorism is caused by religious beliefs in which people formulate an idea of how the world and everyone in it should be.eptember 11th has got many peoples attention and many people have noticed terrorism and seen the dangers it can cause. We must first understand the causes of terrorism to prevent such acts of danger from occurring.