The crash raises questions about the future of Yevgeny Prigozhin’s private army, which fought alongside Russian troops in Ukraine before his June uprising.
No reports of explosions nor videos of the alleged attack in Moscow's center appeared until the Kremlin announced it, 12 hours after the purported strike.
U.S. President Donald Trump will not be going to Moscow for Victory Day celebrations on May 9, the White House announced Tuesday in a disappointment for the Kremlin.
The Ukrainian parliament on Thursday voted to withdraw from a wide-ranging treaty on friendship with Russia, the latest step in escalating tensions between the two neighbors.
The ban will last 30 days — as long as the martial law introduced this week in much of Ukraine after Russia seized three Ukrainian naval vessels and their crews.