Sir Vince Cable, the Liberal Democrat leadership candidate, has accused Theresa May of using "evil" language which could have been taken from Hitler's book Mein Kampf.

The former business secretary, who is so far the only person to throw his hat in the ring to succeed Tim Farron as Lib Dem leader, hit out at the Prime Minister's controversial Tory party conference speech in which she said people who believe they are a citizen of the world are "a citizen of nowhere".

Sir Vince told the New Statesman: "I thought that particular phrase was quite evil. It could've been taken out of Mein Kampf.