Nato Secretary General Jens Stoltenberg speaks at the opening of the Kultaranta Talks, hosted by Finnish President Sauli Niinisto in Naantali, Finland, on Sunday. Reuters
Nato Secretary General Jens Stoltenberg speaks at the opening of the Kultaranta Talks, hosted by Finnish President Sauli Niinisto in Naantali, Finland, on Sunday. Reuters

Turkey has 'legitimate concerns' over new Nato memberships, says Nato's Stoltenberg