On Semptember 11, 2001 the United States was under attck. A group of Islamic terrorists known as al-Queda hijacked four planes. Two of the airlines attacked the World Trade Centers and one of them attacked the Pentagon. The fourth plane landed in a field in Pennsylivannia. These attacks led to the deaths of more than 3000 people. The reason for this event was that the middle east did not want any western influence and wanted the westerners out of their land. Even though this event happened the United Stated still stayed united and this event could not destroy it.