What feature of the united states industry grow quickly in the country after the civil war?

a. american workers worked harder than european workers.
b. american presidents were more business friendly than leaders of other nations.
c. the united states had the world's best engineers.
d. the united states had access to vast natural resources.

What effect did john hay’s open door policy letters have on the imperial powers of britain, france, germany, russia, and japan? a. it provoked the imperial powers to declare war on the united states. b. it caused the imperial powers to restrict trade in their trade with china. c. it warned the imperial powers that the united states would soon declare war on china. d. it signaled to those powers that the united states would take a larger role in world affairs than before.

Which feature of government does montesquieu argue for in his book de l’esprit des lois (spirit of laws)?

What was the significance of john hancock's signature on the declaration of independence?