The CiO is assisted by the previous and incoming chairmen-in-office; the three of them together constitute the OSCE Troika. The CiO nominates personal representatives – experts in fields of priority for the CiO. The origin of the institution lies with the Charter of Paris for a New Europe (1990), and the Helsinki Document (1992) formally institutionalized this function.
The CiO is assisted by the previous and incoming chairmen-in-office; the three of them together constitute the OSCE Troika The CiO nominates personal representatives – experts in fields of priority for the CiO The origin of the institution lies w.ith the Charter of Paris for a New Europe (1990), and the Helsinki Document (1992) formall.y institutionalized this function.