Many in Iran’s women-led protests are calling for the removal of Ayatollah Ali Khamenei and an end to the Islamic Republic. Here’s what to know about Iran’s top political and religious authority.

An already tense security environment in the Horn of Africa is growing even more perilous.

With John Bolton’s appointment as national security adviser, the odds have significantly risen that President Trump will abandon his predecessor’s nuclear deal with Iran. But there’s no need for hyst…