| A | B |
| Thomas Jefferson | Third President of the United States |
| Aaron Burr | Vice presidential candidate in 1800 that tied with Thomas Jefferson |
| laissez faire | government should not interfere with economy |
| John Marshall | Chief Justice of the Supreme Court during Marbury v. Madison |
| judicial review | power of the courts to review laws and determine if they are constitutional |
| expedition | long and carefully organized journey |
| Louisiana Purchase | Transfer of land in between the Mississippi River and the Rocky mountains from France to the United States |
| Sacagawea | Shoshone translator and guide for Lewis and Clark expedition |
| continental divide | a place on the continent that separates the flow of rivers in opposite directions |
| Zebulon Pike | explored the southern part of the Louisiana Territory |
| tribute | money paid from one country to another for protection |
| embargo | a government order that forbids foreign trade |
| smuggling | the act of illegally importing or exporting goods |
| Tecumseh | Shawnee who urged Native Americans to organize to resist western settlement of white settlers |
| William Henry Harrison | Governor of the Indiana territory |
| nationalism | pride in one's country |
| war hawks | those who were eager for war with Britain |
| blockade | is the action of shutting a port or a road to prevent people or supplies from coming into or leaving an area |