Speaking about President Trump Mr McCain continued: “About half the time, I agree with him, because one day it's one comment and then the next day another. “Consistency has got to be

the fundamental pillar of the conduct of national security policy.” Mr Trump’s recent comments has sparked concern among his fellow Republicans and former rival Hillary Clinton, who has also

accused President Trump of having a “Twitter foreign policy”. The Democrat said: "Negotiations are critical, but they have to be part of a broader strategy, not just thrown up on a

tweet some morning that, 'Hey let's get together and, you know, see if we can get along and maybe we can come up with some sort of a deal.' That doesn't work. Her