In the Mariupol sector, the militants opened fire 29 times yesterday.

"At first, the invaders shelled our fortified positions near the town of Krasnohorivka, using 122mm artillery systems and 120mm mortars. They also used portable versions of multiple launch rocket systems near the village of Chermalyk. Our fortified positions near the towns of Krasnohorivka and Maryinka, and the villages of Slavne, Hnutove, Talakivka, Vodiane, Shyrokyne and Chermalyk repeatedly came under enemy fire from grenade launchers and small arms, and 82mm mortars from time to time," the headquarters said.

In the evening, the situation was most tense near the village of Pavlopil. The militants carried out a number of attacks on the Ukrainian fortified positions, using 82mm mortars, infantry fighting vehicles, grenade launchers of various modifications and other infantry weapons.

In the Donetsk sector, the Russian occupation forces continued to fire 120mm and 82mm mortars on the Ukrainian defenders of the town of Avdiyivka. In the evening, the intensity of fire increased significantly there.

Read alsoUkrainian army gains ground in Donbas"Explosions of mines and grenades, which arrived from the enemy's side, almost did not abate until midnight. The enemy also used the same weapons near the villages of Verkhniotoretske, Kamianka, Troyitske and Luhanske. Less powerful armed provocations were recorded near the villages of Zaitseve, Opytne, Nevelske and Novhorodske, where the illegal armed groups repeatedly attacked the Ukrainian positions with grenade launchers and small arms, and 82mm mortars in some areas. In total, the Russian-backed mercenaries carried out 21 attacks on our positions in this direction," the report says.

In the Luhansk sector, the situation was rather calm during the day. The Russian-backed militants violated the ceasefire only several times near the villages of Stanytsia Luhanska, Valuiske, Troyitske and Donetskiy, using small arms and grenade launchers of various modifications. Additionally, they fired 82mm mortars near the village of Krymske. However, the enemy was more active after dark, the headquarters said.

"In particular, the occupiers intensively shelled our fortified positions near the villages of Krymske and Novotoshkivske, using 120mm and 82mm mortars, 122mm and 152mm cannon artillery systems, as well as infantry weapons," the press service said. Furthermore, mortar attacks of low intensity were recorded near the town of Popasna, and the villages of Novo-Oleksandrivka and Troyitske. Moreover, the militants opened fire from infantry fighting vehicles near the village of Novozvanivka.