According to recent media reports, the Prince of Wales - while backing the end to male primogeniture (the principle that males take precedence in the royal succession) - has expressed concerns to officials about "unintended consequences" which could affect the monarch's role as Supreme Governor of the Church of England.

BBC: The Duke and Duchess of Cambridge

The arrival of top-up fees would end the principle of equal access to higher education, says the union.

BBC: Students want ban on 'top-up fees'

Iberia and unions representing most of the Spanish airline's staff reached an agreement in principle on a restructuring proposal, raising the prospect of an end to on-and-off work stoppages.

WSJ: What's News

Shanghai has made way for London and the Tennis Masters Cup has been rebranded the ATP World Tour Finals, but the principle remains the same - the best eight players in the world battling to end the year as the world champion.

BBC: Djokovic the man to beat