One example would be economic opportunities. The possibility of a better job would pull someone to a new country. Hope that helps!
When it came to the early 1500's, there was no separation of church and state. The king was always kept in check by the church. Although everybody in the kingdoms answered to the kings, the kings answered to God. All the rules that were put in place were done so in respect of the church's commandments, keeping in mind what God wanted the people to do.
Answer:
A government has various institutions which deal with specific matters.... So, in this case it is the Judiciary which resolves conflicts between people, groups or countries (UN)
Answer: 36 million
Explanation: The US grew about 36 million between 1870 and 1900.