Here are some examples of political theories: Anarchism. Conservatism. Liberalism. Libertarianism. Objectivism. Populism. Political essays can be persuasive essays, with the goal of getting the reader to accept a specific position. In some cases, these are analytical tests. ~ This is the definition of democracy where a leader is chosen after conducting a poll. Voters will make their choice at the ballot box from the available options. The candidate who receives the greatest number of votes will be chosen as leader. This is called an election. Elections are considered the main pillar of democracy.