The main way in which the railroads contributed to the end of the large buffalo herds was that "The railroad tracks were obstacles that the buffalo would not cross". It sounds silly, but the buffalo actually refused to cross the tracks for reasons that are still misunderstood.<span />
The main reason the United States government intervened in the Great Railroad Strike of 1877 was because it was leaving thousands of people without transportation, which meant that the US GDP was decreasing in hurting business of all kinds.
The plan was set forth. The giants — Calhoun, Webster, and Clay — had spoken. Still the Congress debated the contentious issues well into the summer. Each time Clay's Compromise was set forth for a vote, it did not receive a majority. Henry Clay himself had to leave in sickness, before the dispute could be resolved. In his place, Stephen Douglas worked tirelessly to end the fight. On July 9, President Zachary Taylor died of food poisoning. His successor, MILLARD FILLMORE, was much more interested in compromise. The environment for a deal was set. By September, Clay's Compromise became law.
California was admitted to the Union as the 16th free state. In exchange, the south was guaranteed that no federal restrictions on slavery would be placed on Utah or New Mexico. Texas lost its boundary claims in New Mexico, but the Congress compensated Texas with $10 million. Slavery was maintained in the nation's capital, but the slave trade was prohibited. Finally, and most controversially, a FUGITIVE SLAVE LAW was passed, requiring northerners to return runaway slaves to their owners under penalty of law
The correct option is D.
Scientific revolution refers to the principle which historians employed to explain the emergence and rapid development of modern science. The scientific revolution started in Europe at about 1543 and it brings about a great change in the way people think. During this period, people started criticizing thoughts that were previously acceptable and unchallenged; it also led to the establishment of many modern sciences.
