New NATO member Sweden has said it is willing to sell Ukraine up to 150 of its most advanced fighter jets, the first offer from a member of the alliance to supply significant numbers of jets to Kyiv,

Nato is discussing new rules that could make it easier to shoot down Russian fighter jets. The talks are focused on drawing up a single set of guidelines for engaging enemy aircraft. Defence chiefs want Russian jets carrying ground-attack missiles over allied airspace to be possible targets.

A larger air fueling fleet could sustain longer, and farther, operations as China strengthens its military presence in the region.

By Dmitry Antonov, Pavel Polityuk and Simon Johnson MOSCOW/KYIV/LINKOPING, Sweden (Reuters) -Russia said on Wednesday it had carried out a major training exercise involving nuclear weapons, a day after the United States announced a delay in plans for a second summit between presidents Vladimir Putin and Donald Trump on the Ukraine war.

The deal marks the first time the Ukrainian Air Force has added a completely new fighter jet to its arsenal in over 30 years.

According to the report, NATO command is considering the possibility of shooting down Russian fighter jets. The NATO Chief of Forces in Europe, Alexus Grinkevich, proposed creating a unified air defense system to eliminate “national excuses,” meaning the restrictions some member states impose on the use of their military equipment.

A brief incursion inside NATO's airspace occurred on the same day Washington imposed new sanctions on Russian oil giants Rosneft and Lukoil, amid growing

Poland and its Baltic neighbours have been on high alert since multiple alleged Russian drones entered Polish territory and Russian fighter jets crossed into Estonian air space in September.

Three armed Russian MiG-31 jets entered Estonian territory, prompting U.N. Security Council emergency meeting and U.S. commitment to NATO Article 5 defense.

A Dutch F-35 has a drone-shaped kill marking after engaging Russian drones over Poland.