The prospect of another ally falling in the Middle East will be a worrying one for Moscow, particularly after it has seen other alliances collapse recently.

"The Russians, at the moment, are losing massive amounts of their soldiers thanks to the Ukrainian defense," NATO Secretary General Mark Rutte told European lawmakers at a forum in Brussels on Tuesday. He said that 20,000 to 25,000 troops are dying each month as the war drags on.

A Ukrainian drone strike killed one person and wounded three others in the Russian city of Voronezh, local officials said Sunday. Meanwhile, thousands of residents were still without power in Kyiv, following an intense Russian bombardment.

The death of the last treaty between Russia and the U.S. that limited the size of nuclear arsenals may spark a new arms race, says a former security council director.

Sergei Shoigu, secretary of Russia's Security Council, condemned in a conversation on Monday with a senior Iranian official what he described as a new attempt by foreign powers to interfere in Iran's internal affairs,

A Ukrainian drone strike sparked a fire at an oil depot in Russia’s southern Volgograd region, officials said Saturday, after Russia launched a powerful hypersonic missile along with drones and other weapons that disrupted Kyiv's power supply and heating.