What are three examples of oligarchy?

I hope this helps! I'm sor-rey if it doesn't

Examples of this system include South Africa under apartheid, Liberia under Americo-Liberians, the Sultanate of Zanzibar, and Rhodesia, where the installation of oligarchic rule by the descendants of foreign settlers was primarily regarded as a legacy of various forms of colonialism

Liberia under Americo-Liberians ,the Sultanate of Zanzibar, and Rhodesia, where the installation of oligarchic rule by the descendants of foreign settlers was primarily regarded as a legacy of various forms of colonialism.They even used lots for posts, such as judges and jurors in the political courts (nomothetai), which had the power to overrule the Assembly.

Explanation:

electricity

so thats all folks

c 3 branches because idk why they had 3 well when:

you think of it there are still contrys with 3