A/HRC/RES/13/13 12. Urges States to investigate, in a prompt, effective, independent and accountable manner, complaints and allegations regarding threats or human rights violations perpetrated against human rights defenders or their relatives and to initiate, when appropriate, proceedings against the perpetrators so as to ensure that impunity for such acts is eliminated; 42nd meeting 25 March 2010 [Adopted without a vote] 3