How was great britain different than the other nations during the 1800s

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.

Why did america oppose the axis powers

At the time of hitler's 1939 invasion of poland, the us had a policy of appeasement negotiation opposition neutrality