Why was general william t. sherman's "march to the sea" so important to the union in the civil war?
a) it convinced europe to support the confederacy
b) it placed the mississippi river under union control
c) it destroyed important railroads that supplied confederate forces
d) robert e. lee was forced to surrender his forces to general sherman.

he armenian genocide, also known as the armenian holocaust, was the ottoman government's systematic extermination of 1.5 million armenians, mostly citizens within the ottoman empire.

explanation:

the answer is b: the religion they practice.

here's why:

there were many different native american tribes and those with similar characteristics formed a main tribe or nation. each had its own language, religion and customs.