This could include videos glorifying knife violence or adverts promoting the purchase of banned weapons such as zombie knives or ninja swords. The chief executive or nominated director of the company could be held liable for the fines, which will be civil ...

Yvette Cooper has launched a crackdown on the ‘unacceptable use of social media and online marketplaces to market illegal weapons and glorify violence’

In its election manifesto, the Labour Party said it wanted to halve knife crime in a decade. Part of this involves reducing the number of blades sold online, with the government also looking to change the law around ninja swords.

Social media bosses who fail to stop illegal knives being advertised on their sites could face £10,000 fines from police under Government plans.