Answer:
Post -Civil war reconstruction.
Explanation:
During years the politic of United States was the overseas expansion ( Ocean to ocean).
Many Americans did move to territories in the west and the south. This expansionism always was a force in American History,
But during the time of the civil war while the nation was torn apart, the expansion came to a halt after that time the US started rebuilding and expanding again.
D. Castiglione
Cesare Borgia was the Son of the Pope and Cosimo de Medici's family ruled Florence, so neither have anything to do with the royal family of Mantua. Machiavelli wrote the Prince, so that is not the correct answer either. Castiglione was part of the Royal family of Mantua and did write the Book of the Courtier. So D is the correct answer.
Answer:
two-thirds
Explanation:
this was stated by multiple poiticians and former presidents