Ukrainian flag of Sector C АТО Headquarters This flag was made by students of the Novohrad-Volynskyi vocational school in Zhytomyr region It was installed at the Sector C Anti-Terrorist Operation (ATO) headquarters in Debaltseve. Donetsk region in December 2014 - January- 2015 In late January, the flag was returned to Novohrad Volynsky to be exhibited in the Military Fame Museum. Exhibition Ukrainian flags-relics at St. Sophia Square in Kyiv (23-25 August 2015)