<span>African americans assisted the construction of the subway system from the inception.</span>
Answer:
It increased the demand for raw materials.
Explanation:
In the 19th century, the Second Industrial Revolution began, which spread across Europe, the United States, and Japan. The Second Industrial Revolution is marked by several characteristics because it is an important historical moment for the development of the industry, technological advances and increased productivity. In the case of the United States, we witness an increased development, especially the search for raw materials to supply the industrial demand.
He helped <span>to develop the scientific method which in summary is.</span>
Answer:
declaration of independence
Explanation:
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