The news from Fort Sumter spread throughout the country, and its coming awakened a restless energy in the North. That energy ignited patriotism and a new sense of collectivism throughout northern cities and states that would lead to a then-unparalleled war effort directed against the Confederacy. Read more
For the bulk of the early 19th Century, slaveholders in the South had a deep fear that a slave revolt would erupt and metastasize, leading to an eradication of the institution, similar to what happened in Haiti in the first years of the 19th Century. In 1859, John Brown, one of the instigators in Bleeding Kansas, would attempt to lead such a revolt, starting at a federal armory in Harpers Ferry, Virginia. The immediate effects of his raid would pale in comparison to its impact over the course of the following two years. Read more
Not long after the end of the War of 1812, America was undergoing a communications revolution.