US President Joe Biden has allowed Kyiv to use remote weapons in Russia.
Russia has vowed to retaliate after it shot down eight people who were betrayed by the US ATACMS images weapons fired by Ukraine at its border in Belgorod.
“On January 3, an attempt was made from the Ukrainian side to launch an attack on Belgorod using the US-made ATACMS system,” the Russian Defense Ministry said on Saturday.
“These actions by the government of Kyiv, which is supported by the Western administration, will retaliate,” it added, saying that all weapons had been fired.
The ministry said earlier that the air defense downed eight ATACMS missiles, without saying when or where.
Ukrainian authorities have yet to respond to the accusation.
The Army Tactical Missile System (ATACMS) it has a distance of 300km (190 miles) and was first built in the 1980s.
US President Joe Biden authorized Kyiv to use long-range weapons against Russia last year, which the Kremlin criticized as an escalation of the three-year-old conflict. Biden is expected to announce more security assistance to Ukraine in the coming days, according to White House spokesman John Kirby.
US President-elect Donald Trump said in an interview last month that he was “strongly opposed” to Ukraine's use of weapons, which he said was “escalating” the conflict.
Apart from military aid from the US, Kyiv is said to receive the first French Mirage 2000-5F fighters this month, according to the French magazine Avions Legendaires.
Russian President Vladimir Putin to threaten last year hit the center of Kyiv with a hypersonic ballistic missile as Ukraine continued to hit the territory of Russia with distant Western weapons.
Both Kyiv and Moscow accuse each other of killing each other attack on ordinary people since the beginning of the year.
A Russian attack on a village northeast of Kharkiv in Ukraine on Saturday killed a 74-year-old man, regional Governor Oleg Synegubov said.
At least three people, including two children, were injured in a Russian airstrike in the Sumy region of northeastern Ukraine on Saturday, officials said. Sumy passes through the Kursk region of Russia and has been under attack by Russian forces for months.
Russian forces have launched another offensive near the Ukrainian city of Pokrovsk in an attempt to push it south and cut off Ukrainian military supplies, the Ukrainian military said on Saturday.
Ukrainian President Volodymyr Zelenskyy said that Russia had launched 300 drones and 20 missiles at Ukrainian targets in the first three days of 2025, but said that most of them were shot down by Kyiv's military.
“Such a Russian threat, which continues to intensify, requires that all of us and all our partners do not reduce our efforts to strengthen our air defense and all its components – from Patriot systems to fire brigades,” Zelenskyy said on his social network. .
US Secretary of State Antony Blinken will begin his last trip in office this week, visiting South Korea, Japan, and France.
At meetings in Paris, they are expected to discuss European security and Russia's war in Ukraine with French officials, showing what the Biden administration has reached in Kyiv before the Trump administration takes over.