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The course of events is so rapidly hastening forward that the emergency may soon arise when you may be called upon to decide the momentous question whether you possess the power by force of arms to compel a State to remain in the Union

James Buchanan, James Buchanan Henry (1910). “The Works of James Buchanan: Comprising His Speeches, State Papers, and Private Correspondence”
The course of events is so rapidly hastening forward that the emergency may soon arise when you may be called upon to decide the momentous question whether you possess the power by force of arms to compel a State to