Chocolate company Cadbury just lost a decades-old royal stamp of approval bestowed by Queen Victoria herself, causing widespread speculation as to why.

Cadbury's has been stripped of a prestigious title for the first time in 170 years. The chocolate giant is missing from the 400 companies awarded with the King's Royal warrant this year

The King has revoked Cadbury’s Royal Warrant, 170 years after it was first granted. The renowned chocolate maker, which was a particular favourite of the late Queen – especially for its Bournville chocolate – has confirmed that its prestigious mark of excellence will not be renewed.