Hello
The correct answer is Isolationism
Becasue isolationism is where a country does not let anyone in or out of its borders and it does not participate in worldly afairs. It also has isolation in the name and the definition of isolation is the process or fact of isolating or being isolated.
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Answer:
3
Explanation:
In terms of time both empires were flourishing around the same time.
First blank Roads and not sure about the second sorry.