Russia's hybrid military forces on November 20 mounted seven attacks on Ukrainian army positions in Donbas, eastern Ukraine, with seven Ukrainian soldiers reported as wounded in action.

Read alsoUkraine reports 11 enemy attacks in Donbas on Nov 19

"The armed forces of the Russian Federation and its mercenaries violated the ceasefire seven times on November 20. Seven Ukrainian soldiers were wounded in enemy shelling," the press center of the Joint Forces Operation Headquarters said on Facebook in a morning update on November 21.

The enemy opened fire from 82mm mortars, cannons installed on infantry fighting vehicles, grenade launchers of various types, heavy machine guns, and small arms.

Under attack were Ukrainian positions near the town of Maryinka, and the villages of Berezove, Pyshchevyk, Talakivka, Pivdenne, Hladosove, and Novotoshkivske.

Since Thursday midnight, Russian-led forces have been observing the ceasefire.