Cleisthenes introduced ostracism in ancient Athens as a way to remove dangerous or unpopular individuals from the city.

The Corpus Juris Civilis was a comprehensive collection of Roman law that was compiled under the direction of Emperor Justinian.

Mencius argued that the best way to govern a state was through a system of meritocracy, where officials were selected based on their ability and virtue.

The Varna System was a social and political system in ancient India that divided society into four main castes: Brahmins, Kshatriyas, Vaishyas, and Shudras.

Thutmose III is credited with introducing a system of centralized government in ancient Egypt, which helped to consolidate the power of the pharaoh.

The Ecclesia was the assembly of all Athenian citizens that was responsible for making laws and electing officials.

Gaius Marius introduced a system of land reform in ancient Rome that distributed land to soldiers who had served in the army.

The Zhou Dynasty was the first dynasty in ancient China to be based on the concept of the Mandate of Heaven, which held that the right to rule was granted by Heaven.

Ashoka is credited with introducing a system of religious tolerance in ancient India, which allowed people of different religions to live in peace and harmony.

Akhenaten introduced a system of monotheism in ancient Egypt, which centered around the worship of the sun god Aten.

Cleisthenes introduced a system of direct democracy in ancient Athens, which allowed all citizens to participate in the decision-making process.

The Edictum Perpetuum was a law code that was compiled during the reign of Emperor Hadrian and was used to unify the Roman legal system.

Confucius advocated for a system of benevolent rule, where the ruler governed with the best interests of the people in mind.

The Dharma System was a political system in ancient India that was based on the concept of dharma, which refers to the moral and ethical duties of individuals and rulers.

Amenhotep III is credited with introducing a system of centralized bureaucracy in ancient Egypt, which helped to improve the efficiency of the government.