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Poland scrambles jets, suspends airports amid Russian strikes on Ukraine

On the morning of 23 September, Poland scrambled military aircraft and placed air-defence systems on heightened readiness in response to a Russian air attack on Ukraine. Operations at Lublin and Rzeszów airports were temporarily suspended, and border crossings with Ukraine were put on alert.

Key points

  • Poland scrambled military aircraft on the morning of 23 September in response to Russian strikes on Ukrainian territory
  • Ground-based air-defence and radar reconnaissance systems were placed on readiness to protect Polish airspace
  • Lublin and Rzeszów airports temporarily suspended operations to free airspace for military aviation; both resumed after the operation ended
  • Dorohusk and Zosin border crossings in Lublin Voivodeship were evacuated; six crossings in Lublin and Podkarpackie voivodeships were placed on heightened alert with Polish military personnel present
  • Air-raid alert in Lublin Voivodeship lasted approximately 20 minutes; residents in central Poland heard a loud sound caused by jets breaking the sound barrier
  • Polish military reported no violations of Polish airspace during the incident
  • Prime Minister Donald Tusk said Polish intelligence assesses Russia may resort to 'accidental' drone and missile strikes on countries supporting Ukraine, including Poland

Why it matters

The episode shows how Russian strikes on Ukraine directly affect a NATO member's territory, triggering military responses and temporary shutdowns of civilian airports and border crossings. Polish leaders publicly assessing the possibility of 'accidental' Russian strikes on countries backing Ukraine signals rising concern about escalation beyond the front line.

What happened

On the morning of 23 September, Poland's Operational Command of the Armed Forces announced via X (Twitter) that military aviation had been scrambled in response to Russian Federation strikes on Ukrainian territory using means of air attack. Ground-based air-defence systems and radar reconnaissance assets were placed on readiness to protect Polish airspace. The Polish Air Navigation Agency temporarily suspended operations at Lublin and Rzeszów airports to ensure freedom of action for military aircraft; both resumed after the operation ended. Polish fighter jets were scrambled as a Russian drone approached the Polish border, with the Polish side saying the drone fell on Ukrainian territory approximately four kilometres from the border. In Lublin Voivodeship, the Dorohusk and Zosin border crossings with Ukraine were evacuated, and six border crossings in Lublin and Podkarpackie voivodeships were placed on heightened alert with Polish army servicemembers present. The air-raid alert in Lublin Voivodeship lasted roughly 20 minutes. Residents in central Poland reported a loud explosion-like sound, which the military attributed to combat aircraft breaking the sound barrier. After the operation, air-defence and radar systems returned to standard operating mode and the Polish military reported no violations of Polish airspace.

How Ukrainian sources describe it

All five supplied sources are Ukrainian outlets, which consistently frame the incident as a Russian attack on Ukraine forcing Polish defensive and operational responses. They foreground the spillover impact on Polish airports and border crossings as evidence of how the war reaches beyond Ukraine's borders. Ukrainian reporting also highlights Polish official statements and intelligence assessments about possible 'accidental' Russian strikes on countries supporting Ukraine, using them to underscore the broader threat Russia poses beyond the front line.

Where reporting differs

Sources differ on how many border crossings were disrupted: some report that only Dorohusk and Zosin in Lublin Voivodeship were evacuated, while others state six crossings in Lublin and Podkarpackie voivodeships were placed on heightened readiness with Polish military personnel present. Sources also differ on the precise cause of the scramble: most state Poland responded to the general Russian air attack on Ukraine, while others specifically cite a Russian drone approaching the Polish border, with the Polish side saying the drone fell on Ukrainian territory roughly four kilometres from the border.

Background

On 17 September, a Russian strike drone reportedly fell near the Polish border close to the Dorohusk crossing point, an earlier incident that framed Polish sensitivity to Russian air activity. Polish intelligence assessments cited by Prime Minister Donald Tusk suggested Russia could resort to 'accidental' drone and missile strikes on countries supporting Ukraine, including Poland. Lublin and Rzeszów airports lie in the voivodeships closest to the Ukrainian border and have been recurrently affected by Russian air attacks.