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 President pro tempore acts as presiding officer in the absence of the president. If the chair is ever permanently vacated the President pro tempore acts as the temporary presiding officer until the Senate elects a new president. The President pro tempore, though not vested with much power, is usually a senior and influence senator. The position has existed since the foundation of the Senate in 1812, but it did not become a permanent position until 1880. President of the Louisiana State Senate The President of the Louisiana State Senate is the highest-ranking member of the Louisiana State Senate. As presiding