The compromise of 1850 contradicted the Missouri Compromise of 1820 by creating a free state south of 36°30'N. According to the Missouri Compromise, Missouri would enter as a slave state, Maine would join as a free state, and slavery would be prohibited in any new state north of Missouri's southern border, 36°30'N latitude
It is a printing press that is being shown, a form of machinery invented by Johannes Gutenberg around 1440 which was based around already invented screw presses. Here, a company, perhaps book or newspaper related, is busy using the printing press to making multiple copies of the same text again and again.
Originally used for telling time based on the angles of stars
I believe the answer is: C. diplomats and ambassadors
Diplomats and ambassadors are deployed to live in foreign country as their country's representation in that foreign land. They played a huge role in negotiating political and trading agreements with foreign countries and also had the role in protecting the rights of citizens that live in foreign countries.
Because after the second world war, there was a surge of immigration that flowed to the United Staes. There was also a substantial amount of people who were intelectuals that were flocking to this country. All of this led, of course, to dramatic changes following World War 2.