A drone believed to be a Russian Shahed variant hit the Osiny village in Poland's Lublin province, shattering windows in homes but causing no injuries to residents.

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Poland has delivered a note of protest to the Russian Embassy in Warsaw after a drone exploded inside the NATO member's borders. A spokesman for Poland's Foreign Ministry said: "This afternoon, a note of protest was delivered to the Embassy of the Russian Federation regarding the events that took place in Osinie on the night of August 19-20,

"In connection with the activity of long-range aviation of the Russian Federation, conducting strikes on Ukrainian territory – including with the use of hypersonic missiles – aircraft of the Polish Air Force and allied aviation are operating in Polish airspace,

Russia launched 614 air attack munitions into Ukraine overnight into Thursday, the air force in Kyiv said, in a "massive combined air strike" on targets in the country.

German authorities said a Ukrainian man suspected of coordinating the attacks on the Nord Stream pipelines in 2022 had been taken into custody by the Italian police.

Poland, a NATO country, was forced to scramble jets due to Russian missile and drone strikes on Ukraine just across its border and far from the front line.