The development of railroads was one of the most important phenomena of the Industrial Revolution. Trains provided supplies and equipment and a lifeline of the army. Trains made a big impact on the citizens. Railroads were visible symbols of industry and modernity during the Civil War.
Frederick Jackson Turner and the frontier. A year after the Oklahoma Land Rush, the director of the U.S. Census Bureau announced that the frontier was closed. The 1890 census had shown that a frontier line, a point beyond which the population density was less than two persons per square mile, no longer existed.
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1.The end of the Cold war resolve the conflict between two superpowers of the world.
2. It ended when the world engulfed into the fallout of the proxy wars it had ensued and the world is reeling from them since
Explanation:
1. The end of the cold war was in a sense the end of the struggle of two superpowers that are vying for power and supremacy.
It emerged US as the global leader of the world without a question but it had come at a terrible cost for the US as it would be plunged into multiple wars soon after .
2. There was a global rise in Islamic militancy and dictatorships and most of this was due to cold war policies of proxy war the effect of which the world is still facing to this day.
I believe it is 1776, the answer would be B.