We're the native Americans culturally diverse

yes

Explanation:First, there is the issue of language. The Navajo people of the Southwest and the Cherokees of the Southeast have totally unrelated languages.There were over 200 North American tribes speaking over 200 different languages. The United States used the uniqueness of the Navajo language to its advantage in World War II. Rather than encrypting radio messages, it proved simpler to use Navajos to speak to each other in their everyday language to convey high-security messages.

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it would be that mali has the worst literacy rate than the others

the treaty of brest-litovsk was a peace treaty signed on 3 march 1918 between the new bolshevik government of russia and the central powers (german empire, austria-hungary, bulgaria, and the ottoman empire), that ended russia's participation in world war i.