Ukraine must not accept a "Finlandization" deal struck following a previous invasion by Moscow 85 years ago, experts tell Newsweek.

Russia has vowed retaliation after claiming to have shot down eight US-made ATACMS missiles fired by Ukraine on Saturday morning. Moscow sees the use of such missiles, which have a range of up to 300 kilometers (186 miles) as a major escalation.

A dolphin rescue center in Russia says 32 dolphins have died since fuel oil spilled out of two storm-stricken tankers three weeks ago in the Kerch Strait near the Russia-occupied Crimean Peninsula.

Russia is demanding the United Nations condemn Kyiv following an alleged drone attack that it claims killed a journalist working for a Russian outlet and injured several others.

Under Vladimir Putin's orders, Russia and China will work together on AI development, and this could further power Moscow's war.

Russia has not updated its tally since September 2022, when it said just under 6,000 troops had died. In a rare admission, Ukrainian President Volodymyr Zelensky said in December that 43,000 troops fighting for Kyiv had been killed and 370,000 injuries were reported, though this included those injured more than once.

Russia's losses in its invasion of Ukraine are thought to have soared in recent months while its forces have slowly advanced.

Ukraine appeared to launch a fresh offensive Sunday in Russia’s border region of Kursk, where Kyiv’s forces have held territory for several months.

Camille Grand is a Distinguished Policy Fellow at the European Council on Foreign Relations and an Associate Professor at the Paris School of International Affairs at Sciences Po. From 2016 to 2022, he served as an Assistant Secretary-General of NATO.

Richard Haass is President Emeritus of the Council on Foreign Relations, Senior Counselor at Centerview Partners, and the author of a weekly newsletter, Home & Away.

Donald Trump’s gleeful “Drill, baby, drill” pledge chimes with the idea of weaponising America’s status as the world’s largest oil producer to strip Russia of the oil revenues funding its war in Ukraine.