There's a powerful strain of anti-EU sentiment in the UK - but is it enough to turn the anti-EU UK Independence Party into a credible political force in the looming general election?
Stephen Sackur talks to UKIP's most high profile parliamentary candidate Nigel Farage.
He revels in his role as a troublemaking MEP in Brussels, but can he convince as a serious politician?
You can watch the full interview on Monday 29th March 2010 on BBC World News at 03:30, 08:30, 15:30, 20:30 GMT.
And on the BBC News Channel at 04.30 and 23.30 BST.