Tyrant: The power is concentrated in the hands of one person. Examples: Hitler's Germany, Stalin's Soviet Union, the word comes from the Greeks though, so ancient Greece is a good example as well. The Tyrant is the word for the ruler, not the country suffering it.
Oligarchy: The power is concentrated in the hands of a small group. It is like instead of having one tyrant, you have a handful of them. This is also considered to be a dark state of a country. Comes from ancient Greeks as well, they had times when the country was an oligarchy.
Answer: Charlemagne was coronated by the pope in 800 and closely collaborated with Catholic church (Alcuin of York). He was aware of the importance of the church for stabilization of his power. His power extended from the river Elbe to today´s Catalunya (Barcelona). He invested much energy into Christianization of the Saxons. As a first medieval emperor he considered himself a continuation of Roman emperors. He was a son of Pipin III Le Bref and grandson of Charles Martel. During his reign the carolinian renaissance took place (arts, education, culture in general). After his death, his empire was divided into 3 parts.
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I would say, candidates as the option "a law" and "a state" would not apply.
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After the U.S. battleship Maine exploded and sank in Havana harbor under mysterious circumstances on February 15, 1898, U.S. military intervention in Cuba became likely. ... That same day, Spain declared war on the United States, and the U.S. Congress voted to go to war against Spain on April 25.
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