War elephants<span> played a critical role in several key battles in antiquity, but their use declined in the Middle Ages. With the spread of firearms in the early </span>modern period<span>, military </span>elephants<span> were restricted to non-combat engineering and labour roles, and some ceremonial uses.</span>
Answer:
To break the stalemate of trench warfare
Answer:
C. 3 million
Explanation:
Conducted by the Census Office, it determined the resident population of the United States to be 23,191,876—an increase of 35.9 percent over the 17,069,453 persons enumerated during the 1840 Census. The total population included 3,204,313 slaves.
Answer: A
Explanation: I’m not sure I’m right
<em> </em>I think it´s gross domestic product, but I´m not sure