Robert Mercer Taliaferro Hunter, Southern Historical Society Papers (1876)
“ Did it not argue the consciousness of a purpose to drive the South to those extremities? What else could the South do but separate, if possible, from the majority which ruled the government, and were animated by such feelings? Mr. Webster, the great apostle of Union in 1851, had said: "I do not hesitate to say and repeat, that if the Northern States refuse wilfully or deliberately to carry into effect that part of the constitution which respects the restoration of fugitive slaves, the South would no longer be bound to keep the compact. A bargain broken on one side is broken on all sides." ”
