As fighting increases in south-eastern Ukraine, NATO forces in turn increase their engagement in the vicinity of this area:
- USN Lockheed EP-3E (reg. 159893) in flight over eastern Romania;
- USAF Northrop Grumman RQ-4B (reg. 11-2046 – callsign FORTE10) carrying out a surveillance flight over the Black Sea south of Crimea;
- USAF Boeing RC-135W (reg. 62-4138 – callsign HOMER21), departed from Souda Bay AB, orbiting over eastern Romania
- Turkish Air Force Boeing E-7T departed from Konya AB operating in the same area