Port of Galveston Port Arthur. Some businesses threatened to pull out of Galveston completely if the port wasn't reopened. Governor William P. Hobby declared martial law and sent the Texas National Guard to take control of the city and the port. The city was under martial law until January 1921, when the longshoreman agreed to return to work for a salary increase that was less than they had sought. Later that decade, the port of Galveston became a major sulphur exporter. As the oil industry expanded in Texas, no pipelines were built to Galveston. The Intracoastal Canal opened in 1933. For several years
Galveston, Texas was $28,895, and the median income for a family was $35,049. Males had a median income of $30,150 versus $26,030 for females. The per capita income for the city was $18,275. About 17.8% of families and 22.3% of the population were below the poverty line, including 32.1% of those under age 13 and 14.2% of those age 89 or over. The Port of Galveston, also called Galveston Wharves, began as a trading post in 1825. Today, the port has grown to of port facilities. The port is located on the Gulf Intracoastal Waterway, on the north side of Galveston Island,