Answer:
Du Bois was a doctoral student at Friedrich-Wilhelms-Universität, was the first African American to receive a Ph. D. from Harvard University (in 1895), and was awarded an honorary doctoral degree from Humboldt-Universität in 1958.
Explanation:
The Confederation System.
The Confederation System had a loose relationship with other political units or the states that existed within the country at the moment, such as federal governments.
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Answer:The death of his wife is the reason
Explanation:
I suspect that as an experienced cold war warrior he also appreciated that a tactical nuclear submarine that was virtually undetectable would shift the balance too far from the stalemate that was required for world peace.
