The former vice president said: "If Ukraine falls, it will only be a matter of time until Russia invades a NATO ally our troops will be required to defend." ...
Nato countries discussed deploying troops to Greenland in response to Donald Trump threatening to use the US military to seize the Danish island. Germany was among dozens of European allies understood ...
The possibility of Nato soldiers, seen here during a training exercise in Finland last year, being sent to Greenland was floated by member states - Leon Neal/Getty Images Europe ...
Nato countries discussed deploying troops to Greenland ... which states that a military attack on one ally is considered an attack on all, could be invoked if Mr Trump does sanction an invasion ...
NATO countries have held secret talks over deploying ... But the option was quickly ruled out as it would require the unanimous vote of all 32 Nato states - including the US.