Boris Johnson greets a member of the British Marines during a visit to the base. PA
British Prime Minister Boris Johnson greets Nato Secretary General Jens Stoltenberg at Nato headquarters in Brussels, Belgium. PA
Boris Johnson says Europe should be prepared for 'something absolutely disastrous happening very soon' after crisis talks on Ukraine with Jens Stoltenberg. EPA
Boris Johnson arrives at Brussels Airport in Belgium for the meeting. PA
Asked if he believes Russian President Vladimir Putin intends to invade Ukraine, Boris Johnson said: 'I honestly don’t think a decision has yet been taken but that doesn’t mean that it is impossible that something absolutely disastrous could happen very soon indeed.' AP
Boris Johnson is welcomed by Jens Stoltenberg at Nato headquarters. Reuters
Jens Stoltenberg and Boris Johnson speak before their meeting at Nato headquarters. EPA
Boris Johnson also travelled to Poland where he met Poland's Prime Minister Mateusz Morawiecki in Warsaw. AP
Boris Johnson and Mateusz Morawiecki pose for a photograph with British and Polish troops at Warszawska Brygada Pancerna military base. Getty Images
Boris Johnson greets a member of the British Marines during a visit to the base. PA
British Prime Minister Boris Johnson greets Nato Secretary General Jens Stoltenberg at Nato headquarters in Brussels, Belgium. PA
Boris Johnson says Europe should be prepared for 'something absolutely disastrous happening very soon' after crisis talks on Ukraine with Jens Stoltenberg. EPA
Boris Johnson arrives at Brussels Airport in Belgium for the meeting. PA
Asked if he believes Russian President Vladimir Putin intends to invade Ukraine, Boris Johnson said: 'I honestly don’t think a decision has yet been taken but that doesn’t mean that it is impossible that something absolutely disastrous could happen very soon indeed.' AP
Boris Johnson is welcomed by Jens Stoltenberg at Nato headquarters. Reuters
Jens Stoltenberg and Boris Johnson speak before their meeting at Nato headquarters. EPA
Boris Johnson also travelled to Poland where he met Poland's Prime Minister Mateusz Morawiecki in Warsaw. AP
Boris Johnson and Mateusz Morawiecki pose for a photograph with British and Polish troops at Warszawska Brygada Pancerna military base. Getty Images
Boris Johnson greets a member of the British Marines during a visit to the base. PA