They are clearly coming to live a better life.
The trouble is the indigenous people of the countries they get to don't want them generally because of a drain on local resources.
The Migrants Are Coming
Re: The Migrants Are Coming
In some areas of Germany the migrants are overtaking the local population by seven to one so there will be some trouble soon.
http://www.dailymail.co.uk/news/article ... oring.html
http://www.dailymail.co.uk/news/article ... oring.html