"The situation in the ATO zone has not changed in the past 24 hours: there is still escalation," the ATO HQ said on Facebook on Sunday morning.

Twenty-four attacks on Ukrainian troops were reported in the Mariupol sector. In particular, the enemy used 122mm artillery systems, which are banned under the Minsk agreements, along with 82mm mortars to shell ATO positions near the village of Pavlopil in Donetsk region twice in the evening. Small arms and grenade launchers were used after dark to fire at Ukrainian troops near the villages of Shyrokyne, Vodiane, Lebedynske, Chermalyk, and Hnutove. Infantry fighting vehicles and large-caliber machine guns were engaged to attack Ukrainian positions near the village of Novotroyitske, which is to the north of the temporarily occupied town of Dokuchayevsk. Ukrainian troops stationed near the town of Maryinka came under grenade fire, which was opened from the outskirts of the occupied city of Donetsk.

Read alsoDonetsk governor gives details about Krasnohorivka Sunday attack (Photos)There were 16 attacks registered in the Donetsk sector on Saturday. As dusk fell, the Russian proxies twice mounted attacks on ATO forces near the village of Troyitske, engaging banned 122mm artillery systems. About 50 shells were lobbed into areas where the Ukrainian army is stationed in that sector. The enemy also used banned 120mm mortars to shell the outskirts of the town of Avdiyivka. The occupiers also fired 82mm mortars, machine guns and small arms at Ukrainian servicemen. Infantry fighting vehicles attacked ATO positions near the village of Zaitseve, close to the occupied town of Horlivka.

The least number of attacks was reported in the Luhansk sector. There were only nine instances of the violation of the ceasefire in that sector on Saturday, the ATO HQ said. Most of the attacks were reported after dark. Ukrainian troops stationed near the villages of Novozvanivka and Novo-Oleksandrivka came under 120mm mortar fire at about 22:00 local time on Saturday. Small arms and grenade launchers were used to shell Ukrainian positions near the villages of Krymske, Stanytsia Luhanske, Donets, and Lobacheve. What is more, Krymske came under 82mm mortar fire.