[4] Holubtsov asked for foreign pilots to fly Ukrainian combat missions as part of the International Legion (Ukraine), and he said that preliminary experience with PSZSU pilots who know English indicated that the training school could be compressed from the six months initially rumoured, however the Americans remained unconvinced.
[4] By May 2023 Golubtsov was ranked a Brigadier General and had been promoted Chief of Aviation of the Air Force Command.
[6] As of August 2023, the UAF had flown 14,000 combat air sorties since the invasion began on 24 February 2022.
[9] As of August, defence minister Oleksiy Reznikov had been able to collect the signatures of 11 countries on his Air Force for Ukraine coalition memorandum: Denmark, the Netherlands, Belgium, Canada, Luxembourg, Norway, Poland, Portugal, Romania, Sweden, and Great Britain.
[9] On 9 June 2024 Golubtsov said that the PSZSU would soon begin testing guided air bombs, similar to the Russian FAB 500, produced in Ukraine.