Source : BBC radio 4, April 2017

When people leave their country to settle and live in another one, most of the time they are compelled to make such heartbreaking decision. There are many reasons why they had to leave:
Fleeing war, studying or looking for a job and seeking asylum. However, it takes them a great deal of time to make it. And it’s horrible to think of what they went through. Never know what lay ahead.
They had to overcome so many obstacles including the language of the destination countries.