Democracy: A democracy is supported by the rule of law. All people including the government are ruled by the law and obey it. In such as democracy there are independent and effective legal systems that protect human rights and balance those who hold power.
Totalitarianism: A totalitarian state is ruled by law. The people must obey the law created by the leader whilst the leader and law enforcement are not required to obey. Human rights are ignored.
Communism: Communism is a socio-economic political movement. Its goal is to set up a society where there are no states or money and the tools used to make items for people like land, factories and farms are shared by the people.
Source: ruleoflaw.org.au
Examples of Totalitarianism:
Source: ruleoflaw.org.au