Map of Davenport Downs for In the end, however, OPEC had to adjust its prices due to declining demand. Nevertheless, the importance of the Middle East on the world political stage had increased dramatically. The region could no longer be ignored by the world powers. This increased importance can be seen in the 1991 Persian Gulf War and the invasion of Iraq by the United States and Great Britain in 2003. There were also important changes in the developed countries. Seeking to reduce their dependence on OPEC oil, Western nations sought to locate and exploit more of their own oil deposits. Notable were significant reserves in Alaska and the North Sea. Map of Davenport Downs 2016.