the continuous review of implementation, participating States should seek assistance from ODIHR, whenever required, with a view to ensuring full compliance with their human dimension commitments relevant to the protection of human rights defenders. They should welcome and facilitate ODIHR activities and other forms of assistance on their territory, and should actively support the Office in discharging its mandate. OSCE 105. The OSCE executive structures, institutions and field presences should contribute to the full realization of the rights and principles set out in the OSCE/ODIHR Guidelines, within their respective mandates. 22 Guidelines on the Protection of Human Rights Defenders