But the isolated Asian nation -- backed by its main ally, China -- hit back at the criticism and said a recent report by UN investigators was designed to "defame" the country.
Most of the diplomats who took the floor at the UN Human Rights Council in Geneva voiced outrage at the "systematic, widespread and gross rights violations" detailed in the February report, which documented a range of grave abuses in the country, including extrajudicial killings, torture and sexual violence.
North Korea has categorically rejected the report, with one of the country's top diplomats Choe Myong Nam insisting Thursday it was "full of distortions".
Several countries praised North Korea's advances in some areas, like its reduction in child mortality and recent reunions permitted between families separated by the ongoing conflict on the Korean peninsula.
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But US ambassador Robert King told the council Washington was "alarmed by the widespread use of forced labour, including child labour, in detention facilities".
Counsellor Chuandong Chen of North Korea's key ally China urged the international community to treat North Korea "in a fair manner".
North Korea's representative to the UN in Geneva said progress had been made in a number of fields since its last Universal Periodic Review, which all 193 UN countries must undergo every four years.
He pointed to new legislation to protect the rights of children, women and the disabled, a broadening of the state education and healthcare systems, expanded efforts to provide enough food to the often famine-struck nation and a free housing programme.