What are at least three possible reasons for people to immigrate to another country?

Different culture, different living standards, to start anew and create opportunities for themselves

They are very poor, they are looking for a new place to start of their lives, or they are trying to escape the law.

Explanation:

religion was the center of there society they practiced human sacrifices and which they believed kept there god strong and that he would keep bad guys away hope this

protected civil liberties and outlawed slavery in the new territories.