Militants have conducted 43 attacks on Ukrainian army positions in Donbas in the past 24 hours, including 37 attacks conducted in the Donetsk sector and five in the Mariupol area, the anti-terrorist operation (ATO) press center wrote on Facebook on Wednesday morning.

Kyiv reported twelve mortar attacks on army strongholds near Opytne, Avdiyivka, Luhanske and Zaitseve.

Militant infantry combat vehicle shelled Ukrainian army positions near Luhanske.

Small arms, machineguns and various types of grenade launchers were used against Ukrainian army strongholds near Pisky, Myronivske, Novhorodske, Troitske, Krasnohorivka, Mayorsk and Verkhniotoretske.

Militants were active near Shyrokyne, Starohnativka and Maryinka in the Mariupol area.

"At about 7 p.m., a sabotage-and-reconnaissance unit approached a Ukrainian army observation post near Triokhizbenka in Luhansk region to a distance of 200 meters and opened small arms fire. The post personnel returned fire," it said.