Between March 13-17, a group of US Air War College students is in Romania for a study visit. On Friday, March 17, Ambassador Doru Costea, Member of the NSC Scientific Council, together with Major General (ret.) Paul Hurmuz, NSC Senior Associate Expert, held a briefing for the American delegation, describing from a diplomatic and military perspective the security situation in the Black Sea region and the security challenges in the context of the war in Ukraine.