How did andrew johnson's behavior in office influence the events of the reconstruction era?

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.

The national women's suffrage association was formed in 1869 to obtain rights for women.

Which of the following best describes the relationship between the united states and south korea today?