| Term | Definition |
| federal system | divides power between a national government and states |
| sovereignty | political power and authority |
| preamble | a brief introduction to a constitution |
| writ of habeaus corpus | latin term meaning "produce the body" prevents a person from being held in jail without sufficient evidence of criminal wrongdoing |
| ex post facto law | makes an action a crime after the act has been committed |
| eminent domain | the right the government has to take private property for public use |
| conditions to use eminent domain | a. must be for public use b. must give just compensation |
| Kelo vs. New London, CT | 2005 Supreme Court ruling that changed eminent domain so private houses could be used by private developers for economic redevelopment |
| 5th Amendment | The part of the US Constitution that describes eminent domain |
| traditional uses of eminent domain | libraries, schools, hospitals, police/fire departments, city halls, community centers, roads and highways |