U.S. officials say the United States is expected to announce it will send another $1.25 billion in military assistance to Ukraine.

The upcoming aid package is expected to include a substantial supply of air defense munitions, along with Stinger missiles and artillery rounds, according to U.S. officials.

The future of gas transit through Ukraine is at a turning point. If a last-minute deal isn’t struck by Wednesday, billions of cubic meters in gas flows could come to a halt.

Slovak Prime Minister Robert Fico announced on Dec. 27 that his government will evaluate potential reciprocal measures against Ukraine, including halting electricity supplies, if Ukraine stops the transit of Russian gas to Slovakia after January 1.

Andrii Yusov of Ukraine's Defense Intelligence said that Kyiv is increasing the range of its unmanned aerial vehicles.

Overnight, Russia launched 24 drones from inside Russia, as well as two Iskander-M ballistic missiles from Voronezh and Kursk oblasts, Ukraine’s Air Force reported.

UK Defence Intelligence has issued an update on the Russo-Ukrainian war, focusing on the large-scale Russian missile attack on Ukraine during the night of 12-13 December. Source: UK Defence Intelligence update dated 28 December on X (Twitter),

Russian President Vladimir Putin said that Russia is open to a Slovakian proposal to host peace talks with Ukraine to end a conflict he said Russia was determined to bring to a conclusion.

Slovakia on Friday confirmed its readiness to host peace talks between Russia and Ukraine, despite Kyiv's accusation that it is playing into the hands of Russian President Vladimir Putin.