Many thinkers during the Enlightenment argued for the freedom & rights of the people. By creating a constitution and making the Bill of Rights, it limits the power of the government and protects the rights of the people.
Truman reacted strongly against North Korean because he wanted to prevent the advance of communism. At this time the United States was pursuing a policy of containment of communism and the Soviet Union around the world, and the U.S.' policy in Korea followed this.
It adds emphasis to that phrase, and implies a deeper meaning
The introduction of the cotton gin by Eli Whitney had a great effect on the plantations, as well as slavery. Before the cotton gin was invented, the production of cotton was a… painstaking business. To remove the cotton fiber from the seeds took a great amount of time.
R&H and (eDTA) join forces.