The term most commonly refers to a large, crewed, autonomous vessel. It is also sometimes used historically or colloquially to refer to remotely operated vehicles and robots, as well as medium-sized or smaller vessels, such as the midget submarine and the wet sub.
Alexandria is part of Virginia's 8th congressional district, represented by Democrat and Alexandria resident Don Beyer, elected in 2014. The state's senior member of the United States Senate is Democrat Mark Warner, elected in 2008.
The 1800 Census lead to another increase in Virginia's congressional districts in 1802. The third district was again moved, this time to what was then Frederick and Shenandoah Counties in Virginia, which besides those counties also included the modern counties of Clarke, Warren and part of Page.