Russia's troop buildup on Ukraine's border raises tensions. Zelenskyy and Trump push for peace talks, but Moscow's refusal to hand over memorandum stalls negotiations.

President Aleksandar Vučić, who has refused to join western sanctions against Russia for its full-scale invasion of Ukraine, last year told the Financial Times that Serbian arms and ammunition were ending up on the Ukrainian side via intermediaries he claimed to have no control over.

The Kremlin expects Russia and Ukraine to discuss the list of conditions for a ceasefire in the war in Ukraine next week in Istanbul, its spokesman said on Friday, praising the U.S. role in mediating the talks.

Russia has continued to make billions from fossil fuel exports to the West, data shows, helping to finance its full-scale invasion of Ukraine – now in its fourth year.

Zaur Gurtsiev, a retired Russian commander who led airstrikes on the Ukrainian port city of Mariupol died in a blast Thursday in Russia, authorities said.

Ukraine needs an initial 500 million euros ($566 million) to rebuild the most important infrastructure facilities at its Black Sea ports destroyed by constant Russian missile and drone attacks, a government minister said on Friday.

Russia dramatically intensified missile and drone attacks across Ukraine this month in an effort to sap Ukrainians’ morale – but it is also stepping up ground attacks in many areas along the long frontline,

Germany has given Ukraine the green light to strike targets inside Russia using long-range weapons supplied by Berlin, in a decision that signals a notable hardening of Western resolve as the war grinds on.

French President Emmanuel Macron and U.S. Defense Secretary Pete Hegseth are among world leaders, diplomats and top defense officials in Singapore this weekend for a security forum.

A top Kremlin aide has accused Donald Trump of being “not sufficiently informed” about the situation in Ukraine after the US president said Russian leader Vladimir Putin was “playing with fire.”