Iran threatens Bab al-Mandeb closure: How would that affect world trade?

A top adviser to Supreme Leader Mojtaba Khamenei has threatened that Iranian allies could shut the Bab al-Mandeb shipping route as Tehran has effectively done with the Strait of Hormuz.

The Bab-al-Mandeb connects the Red Sea to the Gulf of Aden and is a crucial waterway for global oil trade. Its importance has increased since Iran’s effective closure of the Strait of Hormuz – through which 20 pe...