<span>1.) Nationalism replaced the tendency toward sectionalism </span><span />
<span>2.)National spirit or aspirations, devotion and loyalty to one's own nation; patriotism. </span>
<span /><span>3.)In the 1850s sectional tensions were revived by the same issue that had produced it dating back to the Missouri Compromise of 1820. </span>
A historical event that supports his point of view, is The Lecompton Constitution. The Lecompton Constitution was the second of four proposed constitutions for the state of Kansas