Imagine the next time you step into the voting booth your ballot only lists one candidate to choose from. Or perhaps your ballot lists four candidates, but they are all from the Liberal party. Dictatorships are one party political systems that are ruled by one leader or an elite group of people unde...

Political scientists often describe Mexico as a one-party authoritarian state. Power is centralized in the hands of a virtually omnipotent president, who is always the candidate of the dominant or ruling party, which in Mexico is the Institutional Revolutionary Party (Partido Revolucionario Instituc...