Two Ukrainian citizens working for Russia are suspected of blowing up a railway line in Poland over the weekend, Polish Prime Minister Donald Tusk said Tuesday. On Wednesday, the row between the NATO ...

KYIV and MOSCOW — Poland says it has shot down several Russian attack drones that violated Polish airspace amid overnight attacks on neighboring Ukraine — in what Polish authorities called an "act of ...

EU and NATO border state Poland has increasingly become the target of attack. But Polish Foreign Minister Radoslaw Sikorski called a recent act of coordinated rail sabotage Russian "state ...

WARSAW—For more than a decade, Poland has prepared for the worst-case scenario: becoming the front line in a war between Russia and the West. With an eye on growing Russian aggression in Europe, ...

The Polish government believes Russia deliberately sent drones into its airspace last month to test the resolve of the country and its NATO allies—and that such tests will keep coming. That means the ...

A Russian citizen suspected of hacking IT systems of Polish companies was arrested in Krakow, Polish Interior Minister Marcin Kierwinski said on Thursday.