On this episode of Our American Stories, the Mason-Dixon Line defined the American "house divided" between antislavery and pro-slavery. Yet this border war was pre-dated by another battle—a colonial-era quarrel that ended only when the area separating Pennsylvania and Maryland’s border was surveyed and mapped in the 1760s by the Englishmen Charles Mason and Jeremiah Dixon. Here to tell the story is Dakota Bricker who hosts the YouTube channel, What In The History?
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How a College Student Saved Ulysses S. Grant’s Tomb
30:17

Fifty Years Later, I Returned to the Place I Once Called Home
07:59

The Story of America: Why the Constitution Needed the Federalist Papers [Ep. 12]
30:17