John Sullivan: President Trump charged me with improving relations between U.S. and Russia

Mohammed Barkindo: If you sanction an oil producing country and target its oil, you are sanctioning the global community

Sergei Ryabkov: Every option will be on the table as regards deployment of U.S. missiles

Heiko Maas: Berlin wants to hold Normandy format meeting at political level as soon as possible

Zalmay Khalilzad: U.S., Russia, China agree that intra-Afghan meeting in Doha should happen as soon as possible

Jens Stoltenberg: NATO planning for future without INF Treaty and with more Russian nuclear missiles in Europe