As Donald Trump was inaugurated indoors in sub-zero temperatures in Washington, over on the snowy slopes of Davos the buzziest place to be watching his swearing in was none other than Ukraine House.

The organisers of the annual snowbound gathering in Davos say this year's event comes at a "highly consequential moment for the world", an understatement if ever there was one, writes Europe Editor Tony Connelly.

Russian President Vladimir Putin congratulated U.S. President-elect Donald Trump on taking office hours before Trump's inauguration in Washington and said he was open to dialogue with the new U.S. administration on Ukraine and nuclear arms.

Vladimir Putin congratulated Donald Trump on his inauguration as President of the USA. He also spoke about the war in Ukraine. Many of the reports provided by Russian media or government representatives are elements of propaganda.

Ahead of US President-elect Donald Trump's inauguration, Russian President Vladimir Putin expressed willingness to hold communication with the incoming US administration about the Ukraine conflict and called elimination of the root cause of the crisis as the "most important thing,