The document discusses the Crusades in the 11th century between Christian states in Europe and Muslims in the Middle East over conflicts in the Holy Land. It also discusses how the September 11th terrorist attacks led by Al-Qaeda exaggerated the perception that all of Iraq, Afghanistan, and Islamic culture are terrorists. This misconception is difficult to rectify due to rare contact with Muslim culture, exaggerated media coverage of terrorist attacks, and influences of political and cultural leaders who claim that Islam encourages violence.