Autocracy is a form of government in which one person has absolute power. TYRANNY, DESPOTISM, Czarism, Tsardom, DICTATORSHIP, FASCISM, Tsarism, and ABSOLUTISM are all forms of autocracy. In a TYRANNY, a single ruler has absolute power over the people. DESPOTISM is a form of government in which a single ruler has absolute power and is not accountable to any other authority. Czarism is a form of autocratic rule in which a czar or tsar holds absolute power. Tsardom is a form of autocratic rule in which a tsar holds absolute power. DICTATORSHIP is a form of government in which a single leader has absolute power and is not accountable to any other authority. FASCISM is a form of autocratic rule in which a single leader has absolute power and is not accountable to any other authority. Tsarism is a form of autocratic rule in which a tsar holds absolute power. ABSOLUTISM is a form of government in which a single ruler has absolute power and is not accountable to any other authority.