Answer:
Trade along the silk road.
Explanation:
Because the silk road spread for a very long distance it united people through trade and technological advancement came faster than ever.
Well it's in your question it was the North of America, the people who didn't like slaves and thought the south was wrong. Everything term you used is considered for the North of America during the American Civil War.
Answer:
Rich people should pay a higher percentage of their income as taxes.
APEX
To maintain international peace and security. To develop friendly relations between nations. To cooperate in solving international economic, social, and cultural problems. For better living standards and human rights.
Hope this helps! :) Brainliest ??