<P> The Mason -- Dixon line , also called the Mason and Dixon line or Mason 's and Dixon 's line , was surveyed between 1763 and 1767 by Charles Mason and Jeremiah Dixon in the resolution of a border dispute involving Maryland , Pennsylvania , and Delaware in Colonial America . It is still a demarcation line among four U.S. states , forming part of the borders of Pennsylvania , Maryland , Delaware , and West Virginia ( originally part of Virginia before 1863 ) . Later it became known as the border between the North and South . Before the Missouri Compromise , the line ( west of Delaware ) marked the northern limit of slavery in the United States . </P>
<P> The Mason -- Dixon line , also called the Mason and Dixon line or Mason 's and Dixon 's line , was surveyed between 1763 and 1767 by Charles Mason and Jeremiah Dixon in the resolution of a border dispute involving Maryland , Pennsylvania , and Delaware in Colonial America . It is still a demarcation line among four U.S. states , forming part of the borders of Pennsylvania , Maryland , Delaware , and West Virginia ( originally part of Virginia before 1863 ) . Later it became known as the border between the North and South . Before the Missouri Compromise , the line ( west of Delaware ) marked the northern limit of slavery in the United States . </P>
what line divided the north and south in the civil war
what line divided the north and south in the civil war
The Mason -- Dixon line , also called the Mason and Dixon line or Mason 's and Dixon 's line
The Mason -- Dixon line , also called the Mason and Dixon line or Mason 's and Dixon 's line