The proposal of so-called Article 5-like guarantees comes amid marathon talks among special envoy Steve Witkoff, President Donald Trump’s son-in-law and adviser Jared Kushner and Ukrainian and European officials in Berlin as Washington tries to pressure Kyiv into accepting terms that will end the war.

Kyiv has now expressed readiness to drop its bid to join the NATO military alliance if the U.S. and other Western nations give it similar security guarantees.

By Andrew Osborn MOSCOW, Dec 15 (Reuters) - The founder of Russia's opposition Yabloko party, which wants a ceasefire in Ukraine, has said his party will keep campaigning despite the arrest of two senior figures,

A 1,000-strong "dark fleet" of rogue tankers evading sanctions has become a new target for the U.S. and Ukraine, according to a senior maritime intelligence analyst.

The discussions are centred around the peace plan presented by Kyiv to the US last week.

Germany plans to deepen its defense cooperation with Ukraine, including for the first time the possibility of acquiring weapons and battlefield data from Kyiv, alongside a potential peace agreement under discussion in Berlin.

Zelenskyy said Russia used more than 450 drones and 30 missiles in the attack.

Donald Trump's envoy will meet the Ukrainian president and European leaders in Berlin to discuss the latest peace plan.

The Kremlin has described Ukraine’s push to join NATO as one of the “root causes” of the conflict. U.S. President Donald Trump has ruled out Ukrainian membership in the Western defensive alliance. Zelensky is searching for compromises that could secure a peace deal to end Russia’s ongoing invasion.