Why the Houthi advance towards Yemen’s Marib, Taiz matters

Yemen’s government forces have carried out air attacks against the Iran-backed Houthis to repel their advances, as the rebel group has been gaining ground in government-held positions in the past week.

The focus of the fighting is now shifting to the region of Marib – the government’s last remaining stronghold in the north and a major oil and gas hub. Should the Houthis gain control of it, it co...