
When human beings move, they also have in mind the notion of finding a better life. I do not think many people move to a new place just to willingly expose themselves to detrimental conditions that will hurt or kill them, unless they are terrorists, which is a bad thing. However, because of political limitations, human beings do not have the freedom to migrate to wherever they would like. In most cases, people are restrained to their native countries and unable to move abroad because they lack finances, government approval, connections, vision, and support from family or friends ....
http://diasporasnews.com/immigrants-diasporas-easily-return-back-home/