Read the following passage which early river valley civilization does it describe

definitely a for sure. ill see and update if i get the answer

on april 6, 1917, the u.s. joined its allies--britain, france, and russia--to fight in world war i. under the command of major general john j. pershing, more than 2 million u.s. soldiers fought on battlefields in france.

the principle of popular sovereignty is most closely related to the concept of

democracy