Despotism (noun)

1. A form of government in which absolute power is exercised by a single individual, typically a king, dictator, or emperor.
2. Tyranny, especially in the form of arbitrary and oppressive exercise of authority.

Origin:

Early 17th century: from french despotisme, or via late latin from greek despotismos, from despotēs "master", originally "householder".

Examples:

1. The country was ruled by a despotism regime for many years.
2. The despotism government was known for its human rights abuses and lack of democracy.
3. The citizens lived in fear of the despotism ruler's wrath.
4. Many people fought against the despotism regime and its oppressive policies.
5. The despotism regime was eventually overthrown in a popular uprising.