The United Nations said Monday it suspended its humanitarian operations in the stronghold of Yemen’s Houthi rebels after they detained eight more U.N. staffers, affecting the global response to one of the world’s worst humanitarian disasters.

This extraordinary and temporary measure seeks to balance imperative to stay and deliver with need to have safety and security of UN personnel and its partners guaranteed,' says spokesman - Anadolu Aj

The United Nations announced the suspension of its activities in Yemen's Saada region, a Houthi stronghold, after the rebels detained multiple personnel there this year.