At midnight on Nov. 15, Iran’s government announced a precipitous 300 percent hike in fuel prices. Immediate public outcries quickly escalated into nationwide protests that spread to more than 100 cities and gripped the country for 6 straight days, before the authorities effectively crushed them.

Since President Donald Trump withdrew the United States from the Iran nuclear deal in August 2018 and reimposed unilateral sanctions, the Iranian economy has been charting difficult waters. President Hassan Rouhani admitted as much recently when he exhorted lawmakers to reduce fuel subsidies in the face of plummeting oil revenues, saying that “Iran is experiencing one of its hardest years since the 1979 Islamic Revolution.” ...