MOBILE, Ala. – The U.S. Army Corps of Engineers and Mobile District has been an integral part of the history of the Gulf Coast and Southeastern United States, contributing to both the economic and military development of an important strategic region of the country. The Public is invited to celebrate with Mobile District for its 200th Anniversary Celebration Ball on Friday, August 21, at 6 P.M. at the Mobile Convention Center, 1 S. Water Street, Mobile AL.