Because slavery was a horrible thing in US history and it is important that it doesn't happen again <span />
It first known when: <span>Prophets in all ages have foretold that latter-day Restoration of the gospel
Basically, almost every religion teach that at the end of the time, humans will be divided into those who are 'good' and those who are 'bad'. The promise of </span>latter-day Restoration is used by every religion to influence their believers that they need to keep doing the teachings of that religion because they can never know when will the restoration day come.
The two main railroad companies meet at Promotory Point in 1869 completing the first ever Transcontinental Railroad, they were the Central Pacific-Union Pacific out of Sacramento, California and the Union Pacific-Central Pacific out of Omaha, Nebraska.
<span>James watt designed experiments in horsepower to: </span>quantify the energy generated by a horse in mines.
James watt created his experiements in 1700s. During that time , the main method of transportation is still carriage that run by horses. So horsepower is a renowned measurement in determining energy