It increased because of the industrial era<span />
The answer is 4. Because Harry Potter wears glasses, two circles on his face with 2 eyes.
Black people were
hope this helped :)
alisa202
Answer:
The Mexican army attacked them. The main cause of the war was the westward expansion of the United States. All through the 19th century Americans believed it was their right to expand westward. At the time they believed they could conquer the people already living on the land and take it for the United States.
Explanation:
