Contempt for allies poses threat - Trump and Nato

To paraphrase a well-worn cliché, with friends like Donald Trump, who needs enemies? The answer lies in the question.

As Mr Trump makes his first visit as US president to Britain today, it is becoming increasingly clear that the so-called leader of the free world is intent on losing friends and alienating the very people he should be supporting and, in doing so, jeopardising the much-vaunted ‘special relationship’ between the US and the people of Britain.