🇺🇸ap us history review

Increased Sectionalism

Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examWritten by the Fiveable Content Team • Last updated September 2025

Definition

Increased sectionalism refers to the growing divide and loyalty to regional interests over national unity in the United States, especially before the Civil War. This phenomenon was marked by distinct economic, social, and political differences between the North and South, leading to heightened tensions and conflicts that ultimately contributed to the outbreak of the Civil War.

5 Must Know Facts For Your Next Test

  1. Increased sectionalism emerged from economic differences, with the North focused on industrialization and the South relying on agriculture and slave labor.
  2. The publication of Uncle Tom's Cabin in 1852 galvanized anti-slavery sentiment in the North, further widening the divide between regions.
  3. Political parties began to realign based on sectional lines, notably with the rise of the Republican Party, which opposed the expansion of slavery.
  4. The Dred Scott decision in 1857 by the Supreme Court ruled that African Americans were not citizens and Congress could not prohibit slavery in territories, intensifying sectional conflicts.
  5. The election of Abraham Lincoln in 1860, viewed as a threat to slavery by Southern states, led directly to secession and the formation of the Confederacy.

Review Questions

  • How did economic differences between the North and South contribute to increased sectionalism in the years leading up to the Civil War?
    • Economic differences played a crucial role in fostering increased sectionalism as the North industrialized and developed a wage labor system, while the South remained agricultural and dependent on slave labor. This fundamental divergence in economic interests created conflicting views on issues such as tariffs, infrastructure investments, and slavery. As each region prioritized its own economic model, mutual distrust grew, paving the way for heightened tensions between North and South.
  • Analyze how key events such as the Kansas-Nebraska Act and Dred Scott decision intensified sectionalism during this period.
    • Key events like the Kansas-Nebraska Act and Dred Scott decision significantly intensified sectionalism by exacerbating existing tensions over slavery. The Kansas-Nebraska Act introduced popular sovereignty, leading to violent confrontations known as 'Bleeding Kansas,' where pro-slavery and anti-slavery factions clashed. Similarly, the Dred Scott decision denied citizenship to African Americans and asserted that Congress could not restrict slavery in territories, angering abolitionists in the North and solidifying Southern beliefs in their right to expand slavery.
  • Evaluate how increased sectionalism impacted political alignments in America and led to the secession of Southern states.
    • Increased sectionalism reshaped political alignments, culminating in a fragmented party system where allegiance shifted based on regional interests rather than national unity. The rise of the Republican Party, which opposed the spread of slavery, attracted Northern voters but alienated Southern supporters. This growing divide culminated in Abraham Lincoln's election in 1860; perceived as a threat to slavery, his victory prompted Southern states to secede from the Union, marking a pivotal moment that led directly to civil war.

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