There is "absolutely no evidence" Russia's president wants to negotiate peace in Ukraine, the head of Britain's foreign intelligence service has said.

MI6 chief Sir Richard Moore told a news conference on Friday Vladimir Putin was "stringing us along".

"He seeks to impose his imperial will by all means at his disposal. But he cannot succeed," Sir Moore said.

"Bluntly, Putin has bitten off more than he can chew. He thought he was going to win an easy victory. But he - and many others - underestimated the Ukrainians."

Ukraine latest: Russia threatening Finland 'in same way it targeted Ukraine before invasion'

Image: MI6 chief Sir Richard Moore

Sir Moore's comments come a day after US President Donald Trump said the Russian president had "let me down" in his efforts to en

See Full Page