US Secretary of Defence, Jim Mattis, has been meeting defence ministers at NATO in Brussels. It was a delicate appointment for Mattis following Trump’s campaign criticisms of the alliance, particularly those members that failed to meet spending commitments. Defense Secretary Jim Mattis presses NATO members to spend more or U.S. will “moderate commitment” https://t.co/1TUvgun3fF pic.twitter.com/zGgjxKt6GN— New…