clarify or supplement information received”.445 In the context of their commitment to co-operate within the OSCE and with its institutions, OSCE participating States have also expressed the determination to “co-operate in a spirit of solidarity and partnership in a continuing review of implementation”.446 286. With a view to ensuring full compliance with their human dimension commit- ments relevant to the protection of human rights defenders, participating States should also welcome and facilitate other ODIHR activities in support of the implementation of their human dimension commitments relevant to human rights defenders, including country visits by ODIHR. For example, in the spirit of the OSCE commitment to “accept as a confidence building measure the presence of observers sent by participating States and representatives of non-governmental organizations and other interested persons at proceedings before courts”,447 when relevant participating States should also facilitate OSCE/ODIHR monitoring of trials of human rights defenders. OSCE 287. In 2003, OSCE participating States underscored the important role of the OSCE as an “active player across its region, using its institutions – the Office for Democratic Institutions and Human Rights (ODIHR), the High Commissioner on National Minorities (HCNM), and the Representative on Freedom of the Media (RFoM) – its field operations and its Secretariat to the full”, and highlighted the role of the institutions as “important instruments in assisting all participating States to implement their commitments, including respect for human rights, democracy and the rule of law.”448 In 2007, the OSCE Parliamentary Assembly reiterated human rights defenders’ need for particular attention, support and protection by the OSCE, its institutions and field operations.449 In order to supplement ongoing OSCE engagement with human rights defenders in terms of the implementation of human dimension commitments, including through their participation at human dimension events, OSCE executive structures, institutions and field presences of the organization should take into account the present Guidelines in accordance with their respective mandates. This will enable them to mainstream the protection of human rights defenders and support the creation and consolidation of an enabling environment for human rights work throughout the OSCE’s activities. 445  Budapest 1994, “Decisions: VIII. The Human Dimension”, para. 8. 446  Istanbul 1999, “Charter for European Security: III. Our Common Response”, para. 14. 447  Copenhagen 1990, para. 12. 448  Maastricht 2003, “OSCE Strategy to Address Threats to Security and Stability in the Twenty- First Century”, para. 20. 449  OSCE Parliamentary Assembly, “Resolution on strengthening OSCE engagement with human rights defenders and national human rights institutions”, paras. 8 and 23. 134 Guidelines on the Protection of Human Rights Defenders