KYIV - An estimated 7 million Ukrainians have been internally displaced by the Russia-Ukraine conflict, the Interfax-Ukraine news agency reported Monday, citing a senior official.

Out of them, about 4.8 million people were officially registered within government agencies as internally displaced persons (IDPs), said Ukrainian Deputy Prime Minister Iryna Vereshchuk.

Some 1 million children were forced to leave their homes due to the conflict, but are residing inside Ukraine, Vereshchuk noted.

According to the latest UN estimates, more than 8.1 million people have fled Ukraine for European countries after the start of the conflict.