The political crisis of the Union—the means by which unity and comity disintegrated and the American people descended into war with themselves—has fascinated and perplexed students of the Civil War era since the battlefields became silent. The seminal question “What caused the Civil War?" naturally ....
"CIVIL WAR SESQUICENTENNIAL: The Political Crisis of the 1850s and the Irrepressible Historians,"
Civil War Book Review: Vol. 16
Available at: https://repository.lsu.edu/cwbr/vol16/iss3/2