In this speech Lincoln framed the war as a means to uphold the values of liberty and end slavery. This served as the moral clause that the North rallied behind during the war. 

Northern Democrats who obstructed the war effort by attacking Abraham Lincoln, the draft, and, after 1863, emancipation.

This served as a justification for mid-nineteenth-century expansionism in the United States, it will also arguably become the forefather of American Imperialism.

 A widely read novel that dramatized the horrors of slavery. It heightened northern support for abolition and escalated the sectional conflict.

___________________asked whether the Court or the people should decide the future of slavery in the territories

First major battle of the Civil War and a victory for the South.

Measures introduced by Illinois congressman Abraham Lincoln, questioning President James K. Polk’s justification for war with Mexico.

One of the first religious communites to speak anti-slavery sentiment in America were the Quakers.

Declared all slaves in rebelling states to be free but did not affect slavery in non-rebelling Border States.

Notion advanced before the Civil War that the sovereign people of a given territory should decide whether to allow slavery