During World War I, thousands of African-American Southerners moved to "d. The American North" in search of better opportunities.
Answer:
hmm, I am thinking the third one
During the Ming Dynasty, China closed its borders to the outside world because they were worried about the influence of the West. There were many Europeans travelling around the world and spreading their religion, ideas, and then dominance. China didn't want the West's religion, ideas, or dominance in their country.
Colombia mantuvo una tradición de gobierno civil y elecciones regulares y libres. ... El gobierno civil fue restaurado dentro de un año en las dos primeras instancias. A pesar del compromiso del país con las instituciones democráticas, la historia de Colombia también se ha caracterizado por un conflicto generalizado y violento.
