The United Nations Secretary-General, Ban Ki-moon has applauded the release of 21 of the abducted Chibok schoolgirls, following more than two years of captivity.

A statement by the UN said the UN boss remains deeply concerned about the safety and well-being of the remaining schoolgirls and other victims of abduction by Boko Haram, who are still in captivity.

“The UN Sec. Gen. urges the international community to continue supporting the government of Nigeria in its efforts to secure their release, rehabilitation and reintegration,” the statement read.

Ban Ki-moon also called for “increased efforts to ensure additional humanitarian access in the Northeast of Nigeria, and reiterates the continued commitment of the United Nations in this regard.”

He assured that “the Special Representative of the Secretary-General for West Africa and the Sahel, in his capacity as High Representative for Nigeria, continues to engage with the Nigerian authorities and international partners on this matter.”