| A | B |
| Abolitionist | Northerners that want to rid the country of slavery |
| Arsenal | Place where weapons and ammunition is stored |
| Blockade | To cut off access to ports for trade |
| Siege | To surround your enemy and bombard them until they surrender |
| Confederate | Southern states that broke away from the nation |
| Copperhead | Northerners who opposed the war |
| Habeus Corpus | The right of an accused person to appear in court to determine if they are imprisoned lawfully |
| Iron Clad | War ships that were fitted with metal to protect against attack |
| Total War | The destruction of resources to weaken your enemy |
| Minie Ball | New type of bullet used by |
| Secede | To break away from a country or organization |
| Union | Northern side in the war |
| Sectionalism | Loyalty to one's state before their country. |