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- Prince Charles: 'Putin Is Doing Just About the Same as Hitler'
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"If these words were truly spoken, then without doubt, they do not reflect well on the future British monarch," Russian Foreign Ministry spokesman Alexander Lukashevich told a news conference.
"We view the use of the Western press by members of the British royal family to spread the propaganda campaign against Russia on a pressing issue - that is, the situation in Ukraine - as unacceptable, outrageous and low," he said.
He said Russia has sent an official note to Britain seeking an explanation.
During a tour of Canada, the 65-year-old prince told a Jewish woman who fled Poland during World War Two that "Putin is doing just about the same as Hitler", according to a report in the Daily Mail newspaper.