Louisiana without thoroughly accounting for the influence of the petroleum and gas industries. Since the 1980s, these industries' headquarters have consolidated in Houston, but many of the jobs that operate or provide logistical support to the U.S. Gulf of Mexico crude-oil-and-gas industry remained in Louisiana . In 1849, the state moved the capital from New Orleans to Baton Rouge. Donaldsonville, Opelousas, and Shreveport have briefly served as the seat of Louisiana state government. The Louisiana State Capitol and the Louisiana Governor's Mansion are both located in Baton Rouge. The Louisiana Supreme Court, however, did not move to Baton Rouge but remains
President of the Louisiana State Senate In the Louisiana Constitution of 1846, the Lieutenant Governor of Louisiana assumed the functions of the state senate presidency. During the Civil War there were two lieutenant governors, one union, and one confederate, as there were two separate state governments. The lieutenant governor presided over the Louisiana State Senate from 1853 until the adoption of the Louisiana constitution of 1974. The current president of the state senate is selected by the governor from among the state senators and is confirmed by their vote. Although the president is not the only state senator that can serve as a presiding officer, he