The greatest threat to the United States of America and the West is economic collapse; a recurrence of something similar to the Great Depression. The emergence of China as a super power is highly likely, but cannot be classified as the West's biggest fear. The recent financial crisis in America created havoc in the country and all around the world. When the American economy is hit by a crisis, the global economy suffers from the effects. The European economy is always second worst to the American economy. ...