Houthi rebels stormed Sanaa in September and have since sought to expand their control over other areas of Yemen. They are part of a complex power play, being supported by President Hadi's predecessor Ali Abdullah Saleh and Iran. Hadi on the other hand, backed by military loyalists and militia known as Popular Resistance Committees, is trying to thwart their advance. This is complicated by the presence of Al Qaeda and forces sympathetic to ISIS. Such is the chaos that is Yemen, a continued thorn in the side of Arabian Peninsula.
The GCC occupies a constantly shifting and volatile region