Trump and May at the White House in January last year

Britain risks being sent to the back of the queue for a trade deal with the US, according to sources close to Donald Trump, who claim his relationship with Theresa May has “soured”.

The prime minister will attempt to “clear the air” in a hastily arranged meeting at the World Economic Forum in Davos this week after Trump ditched plans to visit Britain next month.

But those close to the US president claim he is still furious with the way he has been treated by the British government and warn his deteriorating relationship with May is likely to kill any prospect of a swift post-Brexit trade deal.

A source told The Sunday Times: “His position is that if Britain not interested in me, I am