On Tue, 14 Jun 2016 21:51:53 +0100, Andrew wrote:

80% of all the much-fabled jobs created in this country since 2010 have
gone to non-UK nationals.

Got any evidence for that?

Why so many Brazilians (and elsewhere in the UK) ?. Brazil was never a
British Colony, but is was a Portuguese colony. Somehow large numbers of
South Americans have been given Spanish or Brazilian passports

Presuming you mean "Spanish or Portuguese", you do know that means
they're not Brazilians any more, but are Spaniards or Portuguese...?