Zoning laws is the answer hope this helps!!!
March 3rd, 1918 is the date the treaty was signed.
The Americans ignored them, what African Americans were encouraged to join the war. African Americans over the years the treatment changed.
The reason why Carnegie Steel was an example of Vertical Integration was that the company controlled every step of steel production and distribution.
<h3>What is vertical integration?</h3>
Vertical integration refers to when a company takes over processes along the chain of production and distribution.
Carnegie Steel controlled every step in the steel production chain which meant that it engaged in vertical integration.
Find out more on veritcal integration at brainly.com/question/19815172.