Olena Zelenska, wife of Ukrainian President Volodymyr Zelensky, issued an appeal on Thursday for the international community to do more to ensure the return of Ukrainian children taken to Russia illegally during the current war. Speaking at a two-day international conference in Riga entitled “Russia’s War on Children,” Zelenska said: “We have to do more.” All countries and all international organizations could help to recover children abducted to Russia, she said. According to Daria Herasymchuk, Zelensky’s representative for children’s rights and rehabilitation, Ukraine has identified 20,000 c…