This document defines and discusses several key political concepts including power, government, democracy, and different ideologies like conservatism, liberalism, and socialism. Power is defined as one actor's ability to influence another to act in a way they otherwise would not. Government can refer to the process of governing, a condition of ordered rule, the people who govern, or the mode of governance. Democracy has both a procedural meaning of free and fair elections, and a substantive meaning of enacting the people's will. Ideologies are belief systems that guide political thought and action.