Zelensky said on Monday that Russia "should be" represented at a second summit on the Ukraine conflict, following high-level talks last month in Switzerland that Moscow did not attend and heavily criticised.

Last year, NATO's failure to issue Ukraine a clear timeframe for membership did not go down well.

Presidents Joe Biden and Volodymyr Zelensky signed a landmark 10-year security deal between Washington and Kyiv on Thursday in what the Ukrainian leader called a historic day in the fight against Russia's invasion.

Zelensky, who is also due to address the German parliament, will join the heads of the G7 developed nations later this week in Italy.

Switzerland will stage a conference on Ukraine this coming weekend, with world leaders set to discuss how to reach an eventual peace process -- although Russia is not taking part.

Macron said he would offer Ukrainian President Volodymyr Zelensky when the two meet for talks at the Elysee Palace in Paris on Friday that the pilots be trained from this summer.

Ukrainian President Volodymyr Zelensky accused China on Sunday of working hard to stop countries from going to a peace summit, which Beijing has publicly criticised because Russia is not invited.

Russia has added Ukrainian President Volodymyr Zelensky to its list of wanted criminals, a move Kyiv dismissed as a sign of Moscow's "desperation".

Rescuers were removing mountains of rubble on Thursday from the site of a lethal Russian missile strike on Ukraine's historic city of Chernigiv, where at least 18 people were killed in an attack that has prompted fresh pleas for allies to boost Kyiv's overstretched air defense systems.

Ukrainian President Volodymyr Zelensky called on the West to deliver air defence systems after the attacks, which wounded 17 in Kyiv and the surrounding region.

Biden said the stopgap shipment of missiles, shells and ammunition for Kyiv was "not nearly enough" and would run out in a couple of weeks.

For the Ukrainian troops holding Russian forces from cities like Kostyantynivka, the task is becoming harder as their resources and stamina ebb.

A heightened Russian offensive in eastern and southern Ukraine saw them capture the key town of Avdiivka last week in a major boost ahead of the second anniversary of the February 2022 invasion.

As President Volodymyr Zelensky headed for Berlin and Paris in a new bid to secure desperately needed military aid, Ukrainian generals said there was bitter fighting inside Avdiivka and that their forces were taking up "new positions".

Putin may have signalled in last week's interview with right-wing US talk show host Tucker Carlson that Russia was interested in negotiations but this would be so much on Moscow's own terms that Kyiv would not countenance such talks.

Ukrainian President Volodymyr Zelensky will travel to Switzerland on Monday, his office said, as Ukraine tries to ensure stable support from allies as the war against Russia nears its second anniversary.

The Russian military has also lost some 2,200 of the 3,500 tanks it had before the start of the conflict, the source said, citing a declassified US intelligence assessment shared with Congress.

In a flurry of diplomatic activity after the White House announced Zelensky's visit, an aide for Mike Johnson said the new Republican speaker for the House of Representatives will also meet with the Ukrainian leader Tuesday.

Zelensky had warmly welcomed Milei's victory end-November, thanking him for his "clear support for Ukraine."

Milei's alignment with the global right, as well as the "U.S. and Israel's" foreign policy, explain the list of attendees

The first was harsh, but the servicemen said they have learned to manage, particularly by installing heating.

British Foreign Secretary David Cameron vowed to maintain military support for Ukraine during a surprise visit to Kyiv announced on Thursday, with the West's attention focused on the Middle East.

Ukrainian President Volodymyr Zelensky said Monday he doesn't believe it is the right time for elections as debate intensifies on holding a vote in 2024 while the country fights against Russia's invasion.

Ukrainian President Volodymyr Zelensky on Sunday said he was "not ready" for talks with Russia unless its invading troops withdraw, as Kyiv investigated a deadly strike on its soldiers.

Zelensky made a plea for air defence, long-range missiles and ammunition in the face of fears that the Hamas attack on Israel could distract key backer the United States from the conflict in his country.

Russia launched the strikes as Ukraine prepares for a third winter during Moscow's 19-month long invasion and as President Volodymyr Zelensky made his second wartime trip to Washington.

The Ukrainian president and Sunak spoke for approximately two hours on Monday at Chequers, which is close to London.

President Zelensky says the new tranche is the largest since the beginning of the full-scale aggression by Russia in February 2022.

The mayor of Kyiv reported that 60 Iranian-made kamikaze drones had been fired by Russia at targets in Ukraine, including 36 toward the city.

Ukraine raised alarms for airstrikes over the country's capital Kyiv and other areas shortly after the Kremlin statement.