A. War with the Etruscans.
Answer:
D
Explanation:
Blackstone's works helped the American colonists understand their rights according to English common law because Blackstone made those laws approachable. The Americans fought a revolution, won, and then found themselves faced with the task of actually doing what they had wanted: building their own government.
Okay, so obviously nuclear weapons proved to be a threat that would possibly destroy the world. The Soviet Union and the United States build up a stockpile of nuclear weapons and used the fact that the world may be destroyed to keep the other country at bay.
A PERCEPTION is the way you mentally view and feel about something.