The NATO chief noted a positive response to Kyiv's request for a large number of air defense systems. Read also: US preparing $725 million military aid package for Kyiv The issue of providing Kyiv with new air defense systems was a central topic at the Ukraine-NATO Council meeting on the evening of Dec.

NATO countries will do all they can to provide Ukraine with air defenses necessary to protect its infrastructure but there is no surplus of such systems, Secretary General Mark Rutte said on Dec. 4.

Russian drones struck critical infrastructure in Ukraine's western Ternopil and Rivne regions overnight, the Ukrainian air force said on Tuesday. The attack left part of the city of Ternopil without electricity,