The 54th Mechanized Brigade named after Hetman Ivan Mazepa (Ukrainian: 54-та окрема механізована бригада імені гетьмана Івана Мазепи) is a brigade of the Ukrainian Ground Forces, part of Operational Command East.

He added that the decision was not connected to a political conflict between Mikhail Saakashvili and President of Ukraine Petro Poroshenko.

[5][6] On June 15, 2018, the brigade returned from the Joint Forces Operation Zone, where they had fought for eight months on the Svitlodarsk Arc.

During the rotation, 170 fighters of Russian-aligned groups and 19 pieces of materiel were neutralized, three enemy positions were destroyed, and two settlements were recaptured.

The attack, which lasted only 12 minutes, destroyed valuable military equipment, killed 20 soldiers, and wounded 11.