On Sunday, PLC Chairman Rashad al-Alimi announced the start of military operations to retake all Houthi-held territory. The announcement came hours after the Houthis cut the main road between Taiz and Aden, effectively encircling the city, and less than a month after they seized Mocha and the Bab al-Mandeb islands. Here is what the declaration means, and what it is up against.


