Ukraine children executed by Russia, says UN, amid other suffering including torture / 'I had my happy childhood, and it never came back': The Ukrainian children traumatised by war with Russia / Lviv ceremony honors three Ukrainians who risked lives to save Jewish children from Holocaust / Five Ukrainian children rescued from Russian occupation under Qatar mediation / Ukraine's first lady criticises international response to deportation of Ukrainian children / Ukraine's children face enduring trauma from nearly a decade of war / Polish foreign minister likens Russian kidnapping of Ukrainian children to Nazi crimes in UN speech / Ukrainian children return to school, with some attending classes in bomb shelters / Latvian summer camps bring joy to Ukrainian children amid conflict / Ukrainian children face forced Russification while in school under occupation