Mandatory Credit: Photo by Mykhaylo Palinchak/SOPA Images/Shutterstock (12879619d) Volunteers completed to cover a monument of the Princess Olga, Apostle Andrew, Cyril and Methodius with sand bags and the Ukrainian flag to protect it in fear of a possible bombardment as Russian forces continue their full-scale invasion of Ukraine Russia invaded Ukraine on 24 February 2022, triggering the largest military attack in Europe since World War II. Protection of cultural heritage in Kyiv, Ukraine - 01 Apr 2022