India, June 25 -- US President Donald Trump, long known for his unhinged, combative style and controversial remarks, was given a new title at the North Atlantic Treaty Organisation (NATO) summit on Wednesday - "Daddy" - by NATO secretary general Mark Rutte.

The nickname was candidly assigned to Trump during light-hearted banter between the two leaders ahead of what had been anticipated as a tense summit. Donald Trump once again compared the conflict between Iran and Israel to unruly children.

"They've had a big fight, like two kids in a schoolyard," Trump said, adding, "You know, they fight like hell. You can't stop them. Let them fight for about two, three minutes, then it's easier to stop."

NATO chief Rutte replied with a quip: "And ...