U.S. Secretary of State Marco Rubio on Saturday said the incursion of Russian drones into Polish airspace this week was unacceptable but that it remained unclear if Russia had deliberately sent the drones into Polish territory.

The United States has stated at a UN Security Council meeting that Moscow had violated international law and the UN Charter when Russian drones entered Polish airspace. Source: Reuters Details: Acting US Ambassador to the UN Dorothy Shea stressed that Washington will "defend every inch of NATO territory" and it stands by its allies in the face of "these alarming airspace violations".

Responding to President Trump, Poland's leader said, "we would also wish that the drone attack on Poland was a mistake. But it wasn't."

Poland rejected on Friday a suggestion by Donald Trump that Russian drone incursions into its airspace could have been a mistake, a rare contradiction of the U.S. president from one of Washington's closest European allies.

When asked by reporters what his reaction was to the incursion, Trump responded: "It could have been a mistake. But regardless, I'm not happy with anything to do with that whole situation."

Military officials in Poland say the country's airspace was "repeatedly violated by drone-type objects" in the overnight hours amid Russian strikes on targets in Ukraine.

France said it’s deploying fighter jets to Poland and Britain announced fresh sanctions on Russia’s oil revenues and war machine Friday as European countries took steps to deter Moscow’s

In the years since Russia invaded Ukraine, NATO has focused on defending its own territory first and resisted lower-level harassment from Russia, like acts of sabotage and intimidation.