20. The Answer is true.
21. Habeas corpus
22. B is Atlanta, D is Gettysburg, A is Vicksberg and C is Antietam.
23. Fort Sumter
24. C is thirteenth, B is fourteenth and A is fifteenth.
25. I’m not sure
26. Andrew Johnson
27. Freedmen’s bureau
28. Black codes
29. True
30. Rutherford B Hayes
31. Compromise of 1877