In particular, four of them were killed and another two were wounded in enemy shelling of the town of Krasnohorivka in the Mariupol sector on Thursday morning, he said at a briefing on the same day.

One more soldier was killed in the Donetsk sector.

Read alsoActivists: Russia produces Grad P portable MLRS in occupied Donbas to arm terrorists"At 04:00 local time today, the Russian occupation forces opened fire from mortars, artillery systems, cannons of tanks and Grad P (Partizan) portable systems near Krasnohorivka. According to early reports, the ATO forces' casualties included 4 KIA's and 2 WIA's. Another soldier was killed in an attack on the village of Novhorodske in the Donetsk sector," Lysenko said.

What is more, three Ukrainian soldiers were killed, and another three were injured when an unknown booby trap exploded near the village of Novotoshkivske in Luhansk region, he said. As UNIAN reported earlier, the incident occurred at 18:00 local time on Wednesday, July 19.

Lysenko also said that one Ukrainian soldier was killed amid shelling of the town of Maryinka.

From 00:00 to 11:20 local time on Thursday, July 20, Russia's hybrid military forces attacked Ukrainian troops 14 times, including 8 times with the use of heavy weapons, he said.