• Invasion ‘must be seen to fail’, says PM
• US is willing to provide military help
Secret discussions are under way between western allies over how to arm what they expect to be fierce Ukrainian resistance in the event of a Russian invasion that topples the Kyiv government.
Boris Johnson laid bare the case for such a move in a dramatic speech to the Munich security conference where he stated it was in the collective self-interests of the west for any Russian invasion to “fail and be seen to fail”.