The stage is set for a historic meeting between the Ukrainian and Russian leaders on Thursday, but there are doubts that Putin will attend.

NBC News’ Keir Simmons journeyed inside the confines of the Moscow fortress to hear from President Vladimir Putin, as the U.S. and Europe hope to push Russia and Ukraine toward accepting a 30-day ceasefire.

The EU is preparing new sanctions on Russia despite a potential meeting between Vladimir Putin and Volodymyr Zelenskyy on Thursday, three sources told CNBC.

US President Donald Trump offered on Wednesday to head to Turkey for talks on ending the Ukraine conflict, so long as his Russian counterpart Vladimir Putin also showed up. US President Donald Trump speaks at the Saudi-U.S. Investment Forum, in Riyadh.(

A s president xi jinping stood shoulder to shoulder with his Russian counterpart, Vladimir Putin, watching Russian and Chinese soldiers marching across Red Square on May 9th, they could have been mistaken for equals.

Vladimir Putin mocked the leaders of Western nations during a 'Business Russia' meeting, after European leaders threaten the country with further sanctions.

The talks in Istanbul complicated a European push for the U.S. to pressure Russia an into a ceasefire in Ukraine, even as questions persist on who is attending.

Brazilian President Luiz Inácio Lula da Silva said he will urge Russian President Vladimir Putin to attend peace talks with Ukraine’s Volodymyr Zelenskyy