Period 5: 1844-1877 (K-A)
Mexican-American War (K-A)
Sectional conflict: regional differences (K-A)
Failure of compromise (K-A)
Election of 1860 and secession (K-A)
Military conflict in the Civil War (K-A)
Government policies during the Civil War (K-A)
Failure of Reconstruction (K-A)
Comparison in the period from 1844 to 1877 (K-A)