Capital Subdivision Capital Subdivision The Capital Subdivision is a railroad line owned and operated by CSX Transportation in the U.S. state of Maryland and the District of Columbia. The line runs from near Baltimore, Maryland southwest to Washington, D.C. along the former Baltimore and Ohio Rail Road (B&O) Washington Branch. The subdivision's Alexandria Extension provides a connection to Virginia and points south. The northeast end of the line is at Halethorpe, Maryland, just north of the historic Thomas Viaduct, where it meets the Baltimore Terminal Subdivision and the Old Main Line Subdivision. Its southwest end is at the yard north of Union
Maryland in the American Revolution George Washington was impressed with the Maryland regulars (the "Maryland Line") who fought in the Continental Army and, according to one tradition, this led him to bestow the name "Old Line State" on Maryland. Today, "the Old Line State" is one of Maryland's two official nicknames. The state also filled other roles during the war. For instance, the Continental Congress met briefly in Baltimore from December 20, 1776, through March 4, 1777. Baltimore served as the temporary capital of the colonies when the Second Continental Congress met there during December 1776 to February 1777, (when Philadelphia was occupied by the