The Sectional Crisis in the 1850s was fueled by the spread of slavery to the territories and the failure of the second-party system, culminating in the Civil War.
The Sectional Crisis in the 1850s occurred due to the failure of the second-party system, which led to a major sectional issue: the spread of slavery to the territories. This crisis escalated as disagreements over the expansion of slavery and the role of the federal government intensified, sparking fears and tensions between the North and South, ultimately leading to the Civil War.
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