A drone dropped an explosive machine on a highway within the Russian metropolis of Belgorod, its Governor Vyacheslav Gladkov mentioned on Tuesday. He mentioned: "An explosive device has been dropped on a road from a UAV in Belgorod. According to preliminary reports, there are no casualties. A car is damaged."

The assault comes as Ukrainian navy saboteurs allegedly raided the Russian metropolis on Monday.

A battle between Russian and Ukrainian navy broke out within the area, about 80kilometres (45miles) north of town of Kharkiv, in japanese Ukraine.

Russia claims greater than 70 Ukrainian attackers had been killed because of this.

Kyiv portrayed it as an rebellion in opposition to the Kremlin by Russian partisans. It was inconceivable to reconcile the 2 variations, to say with certainty who was behind the assault or to determine its goals.

The area is a Russian navy hub holding gas and ammunition depots and was included in Russian President Vladimir Putin's order final yr to extend the state of readiness for assaults and enhance defences.

Kremlin spokesman Dmitry Peskov refused to say what number of attackers had been concerned within the assault or touch upon why efforts to place down the attackers took so lengthy.

Such cross-border assaults embarrass the Kremlin and spotlight the struggles it faces in its bogged-down invasion of Ukraine.

Senior Foreign Correspondent at The Telegraph, Roland Oliphant, mentioned the operation is a "embarrassing" for Putin's forces.

READ MORE: Millions of passengers fly on planes 'with expired parts’ sparking safety fears

He wrote: "I think this is a massive propaganda operation. That's not to say that I think it's not happening. I think it's something meant to be seen; meant to raise morale on the Ukrainian side and sow panic in Russia.

"Obviously, there will be efforts to minimize the importance of this as a result of they do not wish to be seen as weak and to disregard the truth that the Russian border has been breached in a reasonably embarrassing means.

"I'm undecided that is meant to attain something huge militarily, these incursions, but it surely demonstrates a capability to strike inside Russia. Something that claims the struggle is coming house to you. You should not as secure as you suppose you're."

The Belgorod area, just like the neighbouring Bryansk area and different border areas, has witnessed sporadic spillover from the struggle, which Russia began by invading Ukraine in February 2022.

Far from the 1,500-kilometre (932-mile) entrance line in southern and japanese Ukraine, Russian border cities and villages usually come underneath shelling and drone assaults, however this week's assault is the second in current months that additionally seems to have concerned an incursion by floor forces. Another distinction from earlier cross-border assaults is that Russia's effort to repel it continued right into a second day for the primary time.

Russian Defence Ministry spokesman Igor Konashenkov claimed native troops, air strikes and artillery routed the attackers.

“The remnants of the nationalists were driven back to the territory of Ukraine, where they continued to be hit by fire until they were completely eliminated,” Konashenkov mentioned, with out offering proof. He didn't point out any Russian casualties.

Russian forces destroyed 4 armoured fight automobiles and 5 pickup vans the attackers used, he mentioned. Local officers alleged the invaders additionally used drones and artillery.

The governor of the Belgorod area, Vyacheslav Gladkov, mentioned the raid focused the agricultural space round Graivoron, a city about 5 kilometres (three miles) from the border. 12 civilians had been wounded within the assault, he mentioned, and an older girl died throughout an evacuation.

The Russian news portal RBK, quoting unidentified sources within the regional inside ministry and territorial police, mentioned Graivoron got here underneath heavy shelling that lasted about 5 hours early Monday. After that, tanks fired on the Graivoron border checkpoint whereas the adjoining village of Kozinka got here underneath mortar and rocket fireplace, RBK mentioned, citing the identical sources. Gladkov later reported {that a} Koznika villager had been killed.

The attacking pressure was made up of 10 armoured automobiles and an unspecified variety of troops, RBK mentioned.

Earlier Tuesday, the regional governor urged residents who had evacuated to not return house till they acquired official directions to take action. He mentioned a “counterterrorism operation” was accomplished by early Tuesday night.