Charles Sumner: “But Slavery throughout the country, everywhere within the national limits, is a living Unit, one and indivisible,--and…”

“But Slavery throughout the country, everywhere within the national limits, is a living Unit, one and indivisible,--and thus even outside the Rebel States it is the same public enemy and traitor, lending succor to the Rebellion, and holding out “blue lights” to encourage and direct its operations.”