Practical Gemology refers to the application of the knowledge of characteristics and properties of gemstones in identification or separation of synthetics and imitations. Diamond grading is included in practical gemology.
In November 1919 and January 1920, in what notoriously became known as the âPalmer Raids,â Attorney General Mitchell Palmer began rounding up and deporting so-called radicals. Thousands of people were arrested without warrants and without regard to constitutional protections against unlawful search and seizure.
Best Answer: The Homestead Strike was a labor lockout and strike which began on June 30, 1892, with a battle between the strikers and private security agents erupting on July 6, 1892. It is one of the most serious labor disputes in U.S. history.