It was the refinement of the Bessemer process, first used in the United States in the 1860s, that allowed for the major advance in skyscraper construction. As steel is stronger and lighter in weight than iron, the use of a steel frame made possible the construction of truly tall buildings.
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going to war zones and helping with medical treatment
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Explanation: the reconstruction era?
i'll edit it just need to know if that's what your talking about
Germany's resumption of submarine attacks on passenger and merchant ships in 1917 became the primary motivation behind Wilson's decision to lead the United States into<span> World </span>War<span> I.</span>
<span>Mary Wollstonecraft. Wollstonecraft ...John Stuart Mill. ...Charles Fourier. ...<span>Josephine Butler. Those are a few.</span></span>