It means what is your opinion about leaving your own country and living im anither one for ever.
I wanted to know waht is the difference between the the words in bold.
He immigrated to Europe in 1983.
He emigrated to Europe in 1983.
If you are living in Europe, you'd say "He
immigrated to Europe." (He
came to Europe.)
If you are living in his native country, say Iran, you'd say, "He
emigrated to Europe." (He
went to Europe.)
It depends on where the speaker is, not what
he did.
In either case, (or if you live in a third place) you can say, "He
migrated to Europe."
PS: In Australia, we have a government department called the Department of Immigration. This is because resources are needed for immigrants (to Australia) rather than for the less numerous emigrants (from Australia) who can leave as and when they want to, without government assistance. However, all these immigrants to Australia are emigrants from their native countries.