Meanwhile, trade experts say Sir Keir’s plan for a “reset” on trade with the EU could wreck any chances of getting a good deal with the US.
Ex-Brexit adviser and trade guru Shanker Singham warned: “It is clear that President Trump wants to do a trade deal with the UK.
Senior European sources say Britain will also have to accept the jurisdiction of the European Court of Justice to strike a new trade agreement with the bloc - an issue that could further entangle the UK in EU bureaucracy.
SIR Keir Starmer has been warned not to blow Britain’s shot at a blockbuster US trade deal by caving in to the EU.
Tory peer and adviser to The Board of Trade Lord Hannan added: “A trade deal with the US would be huge.