impartial

While acknowledging mistakes have been made, he told me "the BBC News DNA and culture is to be impartial, to provide the best news we can and the most trustworthy news we can".

While Green did not address Israel's participation directly, he said he hoped the measures would "give people reassurance that the contest remains an impartial and neutral space".

It stands or falls by being viewed as impartial - a source to trust in a world where trust in institutions is falling.

"This is denied in terms of my own involvement, but if there is evidence of abuse by officials, let us have it examined properly in an impartial, depoliticised process," she said.

The BBC's charter says its mission is "to act in the public interest" by providing "impartial, high-quality and distinctive" content, which will "inform, educate and entertain" everyone who pays the licence fee.