"Seventy-one attacks on Ukrainian army positions were observed over the past day, including 36 in the Donetsk sector, 22 in the Mariupol sector, and 13 in the Luhansk sector," the staff press center wrote on Facebook on Monday morning.
It says that militants were using weapons banned by the Minsk agreements - 82mm and 120mm mortars.
According to Kyiv, militants thrice shelled Ukrainian forces near Avdiyivka and Zaitseve in the Donetsk area on Sunday evening; in all, 17 mines were fired. Grenade launchers and large-caliber machine guns shelled strongholds near Pisky, Opytne, Novhorodske, Troyitske and Mayorsk, and infantry combat vehicles and snipers attacked positions near Troyitske, it said.
Militants shelled fortifications near Talakivka with 82mm mortars, and grenade launchers and large-caliber machineguns attacked strongholds near Krasnohorivka and Maryinka in the Mariupol area, the staff said.
The Ukrainian army positions came under attack of the militants' mortar and automatic grenade launcher near Orikhove in Luhansk region, it said. Random fire of 82mm and 120mm mortars, grenade launchers and large-caliber machineguns was conducted on Ukrainian positions near Mayorsk, Krasnohorivka, Avdiyivka, Luhanske, Bohuslavske and Novozvanivka.