Locke's ideas of natural rights and the "right of revolution" led to revolutions in what are?

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.

What were some of the most important native items adopted by europeans ? what impact did they have on european life ?

Who were the people that migrated south into india and indus valley