Answer:
standard form: 864
scientific notation: 8.64 x 10^2
Explanation:
More than 350,000 African Americans served in segregated units during World War I, mostly as support troops. Several units saw action alongside French soldiers fighting against the Germans, and 171 African Americans were awarded the French Legion of Honor.
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A form of government in which a monarch or a group of individuals headed by a supreme ruler possesses absolute power. Autocracy (samoderzhavie) became a specific phenomenon in Russia.
Cleisthenes is known as the "the father of Athenian democracy"
Well back then Spain had a powerful government