After the annual military parade in Kyiv the "March of the Unconquered" was held by active members of Ukraine's volunteer battalions, relatives of those killed during the fighting in the war in Donbas and family members of those killed during the Euromaidan uprising – known in Ukraine as the "Heavenly Hundred". According to the Ukrainian army the volume of artillery fire set off by the separatist forces of the war in Donbas during the 24-hour period of 24 August 2016 was the highest since the February 2015 Battle of Debaltseve.