Ed Miliband accused Boris Johnson of seeking to "get Brexit undone" during a widely-praised speech against the controversial UK Internal Market Bill.

Ed Miliband has dismantled Andrew Marr's defence of Boris Johnson's 'oven-ready' Brexit pledge that was made during the general election campaign.

Speaking on The Andrew Marr Show, Shadow Secretary of State for Energy Ed Miliband said "it will be disastrous for fisheries to have no deal" and clashed with Marr over the future of the UK's fishing fleet if it remained tied to the single market to get a deal.

Sector faces glut of cheap imports because of recommendation that EU protections should not be renewed.

A government body has recommended that protections inherited from the EU to protect UK steel producers are ended.

Labour said the revelations "blow apart" the "myth" that UK-EU trade disruption is a temporary problem.

A Labour MP said Lord Frost, who was Britain's chief Brexit negotiator under Boris Johnson, had made clear the choice to voters at the next election after he joined the Global Warming Policy Foundation.