Civil volunteers post video of a militant attack on Avdiyivka / Photo from facebook.com/GeneralStaff.ua

On the day of the attack, two Ukrainian soldiers were killed and eight were wounded in the shelling.

Read alsoSeven Ukrainian soldiers killed, nine wounded in Donbas in last dayDuring their offensive, Russian proxies used heavy weapons banned by the Minsk peace agreements.

As UNIAN reported earlier, the press center of the Anti-Terrorist Operation headquarters reported that Avdiyivka's outskirts remained the most dangerous stretch of the contact line in Donbas, eastern Ukraine.

Read alsoAvdiyivka under heavy artillery fire at night, civilian wounded, 1 WIA, 1 KIAIn the early hours of May 22, the enemy severely attacked Ukrainian positions near Avdiyivka twice, using 122mm artillery systems. Some of the missiles hit local residents' houses. One woman was wounded.