Politics is the activity of making decisions for groups of people, especially about how to govern towns, states, or countries. When city council members debate whether to build a new park or repair old roads, that's politics. When your class votes on which book to read together and different students try to persuade others to support their choice, you're experiencing politics on a small scale.

The word comes from the ancient Greek word polis, meaning city. In ancient Athens, citizens gathered to debate and vote on important issues affecting their community. That basic idea, making collective decisions and determining who has the authority to lead, remains at the heart of politics today.

Politics involves competing ideas about what's best for a community. Different people have different visions of how things should work: how to spend money, which problems to tackle first, what rules make sense. In democracies, citizens choose leaders through elections, and those leaders make decisions on behalf of everyone. Sometimes politics means compromise, when groups with different views find solutions they can all accept.

The phrase office politics refers to the complex social dynamics in workplaces, like when coworkers form alliances or compete for promotions. People also say something is political when it involves careful navigation of different opinions and interests, not just decisions about government.