<span>I think it is The Crimean War, Expanse of the railroad and, increase absolute power. I am not sure about the third one.</span>
Before the advent of public conventions, the nominees for president were selected by a small group of privileged citizens in closed meetings. These individuals would have been adult white male citizens of a certain level of wealth and power.
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Answer:
The Chinese laborers often did the most dangerous parts of the construction, including the dynamiting of mountain tunnels. Many men lost their lives constructing the transcontinental railroad; estimates range from 150 to 2,000. Most of these were Chinese Americans.
