Answer:
3: The document shows the voice of a person who is facing sectional divide and are divided on the the issue of slavery. The slave is asking for the liberation from slavery and want them to be heard. Slave population want the equal rights or privilege as others.
4: It creates tension as it cause riots and the human population can get hurt. The riots can turn into war if there will be no solution of the problem.
By warning European powers away from Latin America
Georgia.... the Spanish established the missions to spread Christianity
German declaration of Submarine Warfare
Zimmerman Telegrams