the first option. Education
Yes they are on the upper and lower half's of the world
<span>To provide more farm land for its growing population</span>
In turn, the railroads had a great impact on the steel industry. ... The rapid rise of the steel and railroad industries between the end of the Civil War and the early 1900s spurred the growth of other big businesses, especially in the oil, financial, and manufacturing sectors of the economy.
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World War I, also known as the Great War, began in 1914 after the assassination of Archduke Franz Ferdinand of Austria.