One party system is a feature of

One party system is a feature of communist states. In a one-party system, there is only one political party allowed to exist, and it controls all aspects of government and society. The ruling party in a one-party system is usually communist or socialist, and it maintains its power through force and propaganda. Elections are held, but they are often rigged, and only members of the ruling party can run for office. In a one-party system, there is no real political opposition, and dissent is often met with repression.