| A | B |
| autocracy | a government in which a single person holds unlimited power. |
| confederation | an alliance of independent states. |
| parliamentary government | a government in which members of the executive branch are also members of the legistlative branch and are subject to teh legislature's direct control. |
| unitary government | a government in which all power belongs to a central agency. |
| oligarchy | a government in which a small usually self-appointed, group has the power to rule. |
| federal government | a government in which power is divided between a central government and other local governments. |
| divison of powers | structuring a government so that power is shared by a central and several local governments. |
| presidential government | a government in which the executive and legislative branches are seperate and coequal. |