Trump also said he might speak to former Foreign Secretary Boris Johnson, who quit along with Brexit minister David Davis over May's plans for a business-friendly Brexit which was only agreed by her cabinet last Friday after two years of wrangling. "I get along with her very well, I have a very good relationship".
May appears to have seen off an immediate challenge to her leadership from malcontents within her Conservative Party but Trump's comments ahead of the trip - that Britain was "in somewhat turmoil" and that it was up to the people if she stayed in power - fanned the sense of political crisis. Maybe we'll speak to him when I get over there. I've always liked him'.
Recall that yesterday, June 9, the British foreign Secretary Boris Johnson, resigned.
"She's a very smart, very tough, very capable person and I would much rather have her as my friend than my enemy, that I can tell you", he added. Contact with him by the USA president during his visit would be seen by many as an insult to May.
Trump's victory in the 2016 presidential election shocked British diplomats in Washington and relations between May and Trump have been strained at times.
Former Sussex schooolboy suffers World Cup semi-final heartbreak
With a population of just over four million, Croatia are the smallest country to reach a World Cup final since Uruguay in 1950. It meant another World Cup semifinal heartbreaker for England , only this time the game was under control before it was lost.
"I am just saying I think he would be a great prime minister".
The president and Mrs Trump then headed to Scotland where he is expected to spend the weekend on a private visit to his golf resort at Turnberry in Ayrshire.
The enduring image of May's visit to the White House in January 2017, when she became the first foreign leader to meet the president after he took office, was Trump taking May's hand to help her down the steps of the White House colonnade.
He also described the United Kingdom as "in somewhat turmoil", and said Mrs May's future as Prime Minister was "up to the people, not up to me". The US formally imposed tariffs on US$34 billion of Chinese imports on Friday, prompting Asia's biggest economy to retaliate and investors are now awaiting the response from US President Donald Trump, who has threatened to escalate tariffs if the Chinese responded in kind.