WARSAW, Poland (AP) — Polish Prime Minister Donald Tusk pledged Thursday to push ahead with a “great modernization program” for his country’s military, a day after Russian drones crossed into Poland and amplified international tensions around Russia’s invasion of Ukraine, including what the Kremlin’s future territorial ambitions might be.

A day after several Russian drones violated Polish airspace, Prime Minister Donald Tusk warned Poles on Thursday not to fall for Moscow's disinformation campaigns and urged them also not to spread them further.

The response from the U.S. came hours after Polish Prime Minister Donald Tusk said the country’s airspace was “violated by a huge number of Russian drones” on Tuesday night and any drones that “posed a direct threat” were shot down. The incident marked the first time a NATO member has opened fire during the Ukraine war.

Poland said Thursday it had called an emergency meeting of the UN Security Council to discuss violations of its airspace, a day after it accused Russia of carrying out a drone raid on its territory.

Poland said on Thursday the U.N. Security Council will hold an emergency meeting to discuss drone incursions into its airspace which its president portrayed as an attempt by Russia to test Warsaw and NATO's response.

Polish Prime Minister Donald Tusk on Wednesday said his country is the closest to open conflict since World War II, according to multiple reports, likely referring to Russian drones that breached

Poland's Prime Minister Donald Tusk declared the nation is closer to open conflict than it has been since World War II, following multiple Russian drone incursions. Poland shot down several drones and a missile debris was found,

Poland is ready to react to any attacks or provocations, the Polish Prime Minister said after the country shot down Russian drones that entered its airspace during a widespread Russian attack in western Ukraine.