The federal government/principle
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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Thomas Savery's steam<span> pump. The industrial use of </span>steam<span> power started with Thomas Savery in 1698. He constructed and patented in London the first </span>engine<span>, which he called the "Miner's Friend" since he intended it to pump water from mines.</span>
