Fort Maurepas, later known as Old Biloxi,was developed in colonial French Louisiana (New France) in April 1699 along the Gulf of Mexico (at present-day Ocean Springs, Mississippi).Fort Maurepas was designated temporarily as the capital of Louisiana (New France) in 1699. The capital was moved from Biloxi (present-day Mississippi) to Mobile (in present-day Alabama) in 1710, then to New Orleans in 1723 on the Mississippi River. Government buildings in the latter city were still under construction.