In February 1979, Iran underwent one of the most consequential events of the 20th century. A massive popular uprising toppled the Shah and gave rise to the Islamic Republic — reshaping Iran and redefining the Middle East for decades to come.

More than forty years later, Iran is once again shaken by widespread protests. What has the Iranian people experienced since the Islamic Revolution? How did a movement born of hope lead to decades of repression? And are today’s demonstrations signaling the beginning of another historic turning point?