However, she declined to discuss details of her hopes for trade from her trip to Washington, instead saying they were to ”increase prosperity and bring growth".
Mr Corbyn warned of ”a blank cheque to President Trump", telling MPs: ”Many have concerns that, in your forthcoming meeting with President Trump, you will be prepared to offer up, for sacrifice, the opportunity of American companies to come in and take over parts of our NHS or our public services.
”Will you assure the House that, in any trade deal, none of those things will be offered up as a bargaining chip?"
Angus Robertson, the SNP leader at Westminster, said: ”They want to export genetically modified organisms, beef raised with growth hormones and chicken meat washed with chlorinated water.
”Will the Prime Minister tell President Trump that she is not prepared to lower our food and safety standards?"
But Ms May, in reply to Mr Corbyn, said her early meeting was evidence of the bond between the two countries, ”a special relationship on which he and I intend to build".
And, she told Mr Robertson: ”It is very simple – we want to achieve a arrangement that ensures the interests of the United Kingdom are there and are put first."
She did add: ”I can ensure the right honourable gentleman that, in doing that, we will put UK interests and UK values first."
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