Maryland's longest border with another state is with this one to its north
But 
it was one thing for a state to profess its allegiance to the Union and quite another
... [DOC] [TLE] Maryland | history - geography - state, United States | Britannica.com [PAR] Jan 21, 2015 ... One of the original 13 states, it lies at the centre of the Eastern ... Bay area, 
through the metropolitan hurly-burly of Baltimore, its largest city, ... Geography 
has provided Maryland a role in U.S. history as a pivot between the North and the 
South.