Home Business U.S. relaxes restrictions on U.S. civilian flights over Gulf Business U.S. relaxes restrictions on U.S. civilian flights over Gulf By Genpie - February 16, 2020 111 0 Facebook Twitter Google+ Pinterest WhatsApp The U.S. Federal Aviation Administration is allowing U.S. airlines to resume operations over large areas of the Gulf, saying that a lower military posture by Iran has reduced the threat of miscalculation or misidentification of civilian flights.