Maryland's longest border with another state is with this one to its north
[DOC] [TLE] Virginia-Maryland Boundary - Virginia Places [PAR] Encouraging Calvert's Catholic settlers to occupy the uncolonized land north of 
the ... Maryland and Pennsylvania argued about their border until the Mason-
Dixon ... Another possibility is that no one in London cared much about the 
details of the .... Virginia still remained the largest, most-populated state in the 
new nation,... [DOC] [TLE] Abraham Lincoln and the Border States - University of Michigan [PAR] [1] In none of the border states did slavery approach the importance it had in the 
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