Answer:
d
Explanation:
because the are me said it is the right.
<span>imperialist expansion
its the best answer</span>
The answer is: Runners allowed villages and cities throughout the empire to communicate quick with rulers far away.
Hope this helps!:)
Answer:
The United States faced many problems following World War I, including in the areas of race relations, labor, and political radicalism.
A Precarious peace was the USA having a modest army meaning avoiding involvement abroad.
