They adopted Christianity because it was the same religion as they're European masters at the time.
After World War 2, the U.S. emerged as a world superpower and our economy was booming. Our nation was extremely rich, basically.
Answer:
Brown v. Board of Education ended Jim
The answer is D. Principalities were small territories that were run by Russian rulers.
This due because they population was very small, and it still hasn't reached by the mongol Empire But they were very close with Russian Territories