Ukraine said on Friday Russia had forcibly deported more than 210,000 children since its invasion on Feb. 24 and accused Moscow of wanting to make them Russian citizens.
Human rights ombudswoman Lyudmyla Denisova said the children were among 1.2 million Ukrainians who Kyiv says have been deported against their will.
Reuters could not independently verify the figure given by Denisova or her allegations, for which she did not provide supporting evidence.