In NUMBER@1 , he became Vice Chairman of the ORGANIZATION@1 , following the adoption by South and LOCATION@1 of the Joint Declaration of the Denuclearization of the LOCATION@2 .

In NUMBER@1 , he served as Vice Chairman of the ORGANIZATION@1 , following the adoption by South and LOCATION@1 of the Joint Declaration of the Denuclearization of the LOCATION@2 .
