North Korea insists no person is "forcibly detained" by the regime,... the denial coming in response to questions about eleven South Koreans who were kidnapped by North Korea after a plane hijacking in 1969.<br />In its letter to the UN Working Group on Arbitrary Detention,... North Korea said the regime rejects the claim that the South Koreans are being held against their will.<br />It added it's another "anti-Pyeongyang scheme" for political purposes that hides behind human rights.<br />This comes after South Korean activist Hwang In-cheol submitted a petition to the UN in May...asking to it review the case of his father and confirm he is being forcibly detained by Pyeongyang.<br />North Korea released 39 passengers in 1970, a year after the hijacking,... but the remaining eleven South Koreans, including Hwang's father, are yet to return home.<br />