| A | B |
| John Adams | 2nd president of the U.S. who appointed midnight judges |
| Thomas Jefferson | elected 3rd president in 1800, believed in limited government |
| John Marshall | Chief justice of the U.S. Supreme Court who helped establish judicial review |
| Marbury v. Madison | landmark case where the court decided it did not have to hear this kind of case and that an act of congress was unconstitutional |
| judicial review | ability of the U.S. Supreme Court to check the power of other branches of government |
| Louisiana Purchase | deal in 1803 that paid France $15 million for the Louisiana Territory |
| Meriwether Lewis | aid to Jefferson wha was chosen to lead the Corp of Discovery |
| William Clark | army officer who was co-leader of the expedition and chief map maker |
| Lewis and Clark Expedition | goal was to find a Northwest Passage and make friends with the Native Americans |
| Sacagawea | Native American guide who helped Lewis and Clark |
| Zebulon Pike | expedition leader who was supposed to find the source of the Red River |