“Iran failed on many of its most important objectives in Yemen, such as controlling the Bab el Mandeb Strait and the Red Sea,” said Roule.47 But Iran nevertheless tied down the Saudis in a quagmire that cost Riyadh over $200 million per day, eroded their international image, embarrassed their military, failed to weaken Iranian influence, killed over 100,000 Yemenis, and displaced more than 4 million people.
