Potomac River
Also known as: Co-hon-go-roo-ta River · Potowmac River · Patawmeck River · Patawomeck River
The Potomac River is in the Mid-Atlantic region of the United States and flows from the Potomac Highlands in West Virginia to the Chesapeake Bay in Maryland.
Connections1
defines the geographic context of the Maryland Campaign
The river served as the strategic barrier that Robert E. Lee's Army of Northern Virginia crossed to enter Maryland, leading directly to the engagement at Sharpsburg.