Mr Miliband was invited to the US capital by Mr Rubio after their recent first meeting on the sidelines of a foreign ministers’ summit in the Philippines last month. Washington’s ambassador to the UK Warren Stephens said recently that Mr Miliband had been “wrong” in 2016 to call Mr Trump “a racist, misogynistic, self-confessed groper” and that “hopefully his views have changed”. He also pledged to work with Mr Miliband in his new role, despite their disagreement on green issues. Mr Miliband has previously been fiercely critical of the US president (Mark Schiefelbein/AP) (Mark Schiefelbein/AP Photo/Mark Schiefelbein)In a statement after the meeting, Mr Miliband said: “Thank you to Secretary Marco Rubio for our warm, productive meeting in DC today. “The UK and US are the closest of allies, bound by culture, history, and interests, including our shared commitment as Nato allies.