Russia is reinforcing its presence at a base in the Arctic Circle, including nuclear weapons pointed towards the United States, according to Norwegian Defense Minister Tore Sandvik.

Russian jets violated NATO airspace over Lithuania for 18 seconds during suspected refueling exercise. Nation's president calls it a breach of international law amid tensions.

Four children were among 14 people injured in Russia's overnight air attack on Kyiv, the military administration of the Ukrainian capital said on Sunday.

As Zelenskyy lauds Europe and the U.S. for ramping up economic pressure on Putin over the war in Ukraine, Moscow dismisses them as a counterproductive "act of war."

Serbian Foreign Minister Marko Djuric offers to host Ukraine-Russia peace talks, citing Serbia's friendship with all parties involved in the conflict.

U.S. officials also told European counterparts that they support the EU using frozen Russian assets to buy U.S. weapons for Kyiv.

European leaders vowed to work in coordination to ratchet up the pressure on Russia as the so-called “coalition of the willing” met in London to discuss strategies to end the war in Ukraine.

Russia has grappled with a shrinking and aging population for decades, with President Vladimir Putin viewing it as a threat to national security.

This cluster of quakes serves as a reminder that large subsea seismic events near Russia can trigger trans-Pacific tsunami alerts, with possible effects for Alaska, Hawaii, and the US West Coast. The pair of earthquakes that struck Saturday were both moderate in strength, measuring at 5.2 and 5.3 magnitude, according to the USGS.