Which of these was President Lincoln's central goal during the Civil War?
A.To end slavery in all U.S. states
B.To preserve the Union
C.To keep the U.S. economy from collapsing
D.To punish the Southern states for seceding
A.To end slavery in all U.S. states
B.To preserve the Union
C.To keep the U.S. economy from collapsing
D.To punish the Southern states for seceding