On 13 November 2015, Alkarama sent an urgent appeal to the United Nations Working Group on Enforced or Involuntary Disappearances (WGEID) regarding the case of Abdulrab Ahmed Abulrab Al Humaiqani, arrested in August 2015 by a group of men belonging to the Houthi-Saleh Coalition. Aged 36, Al Humaiqani works for the governorate of Sana'a and is a human rights and political activist as well as a researcher in international law.