During 1844-1877, Arguments over slavery and other economic, cultural, and political concerns erupted into the civil war as a result of regional divides growing and expansion intensifying them.
The Civil War had the greatest impact between the years 1844 and 1877. According to Lincoln, this conflict was started in order to "Preserve the Union." To free blacks from the bonds of slavery, it turned into a battle waged for slavery. Regional conflicts, particularly those involving slavery, arose as the country's borders and population developed, and the Civil War that resulted had a profound impact on the American civilization.
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