Burnett, 64, was raised in Essex and served as a paratrooper in the Army before emigrating to the US in 1982, when he was 22.

His mind is on emigrating to North America or Europe.

But research suggests that highly qualified French citizens from Muslim backgrounds, often the children of immigrants, are quietly emigrating.

The Portuguese government is proposing to slash taxes for under-35s in an attempt to dissuade young people from emigrating - and encourage foreigners to settle in Portugal.

Kathleen grew up in Galway in western Ireland but lived and worked in London most of her life after emigrating as a teenager.