Lines of Longitude is the answer
Ronald Reagan’s mantra was “peace through strength.” Peace was the end, strength the means. He focused on the Soviet Union and its advanced outposts, especially in the Western Hemisphere. Restraining the hegemonic threat posed by an aggressive, ideological Soviet Union led to Reagan’s tough policy.
Answer:
From that statement, it can be inferred that President Reagan's doctrine was that of Deterrence.
Explanation:
Deterrence theory states that a country can become so powerful tat engaging in war with ti assures the destruction of the adversary. It can also applied to two or more countries, which means that these countries would never engage in a mutual war, because they would assure their mutual destruction.
This is exactly what happenend in the Cold War between the United States and the Soviet Union: both countries had so much military power, and especially, nuclear power, that they preffered to avoid any direct confrontation.
What Reagan's speech is saying is that the U.S. should be so powerful, that no country on Earth would even think of starting a war with it.
Answer: Because they were property.
Explanation: Slave owners did not let slaves keep their names because they were merely property that was constantly being bought and sold. If you don't have a name then you're seen as an object, people simply didn't feel bad for objects.