PARIS — Polish Prime Minister Donald Tusk piled pressure on other European leaders to massively ramp up defense spending and ...

At the heart of the dispute is the pact's 'solidarity mechanism', which allows EU countries overwhelmed by asylum seekers – such as Mediterranean nations like Italy and Greece – to have other member ...

WARSAW (Reuters) - Poland will not send troops to Ukraine, Prime Minister Donald Tusk said on Monday, as he set off for an ...