Scarcity of resources. The European countries and Japan didn't have all the resources they needed in order to keep up industrialization and a few other reasons. They resorted to taking over other lands in order the "cheaply" obtain the resources.
In legal systems based on common law, a precedent, or authority, is a principle or rule established in a previous legal case that is either binding on or persuasive for a court <span>or other tribunal when deciding subsequent cases with similar issues or facts.</span>
Answer:
I believe he means that from slavery they gradually got their way to freedom.
It was a long hard walk that they didn't deserve they were taken from their home country and sold for free labor. So he is also saying that the thing that is away from slavery that they all yearn for.
Explanation:
B. The Supreme Court, They are judges and execute the laws of the United States in the court room.