Shia's Red Flag Rises Over Middle East

Following the death of Prophet Muhammad, founder of Islam, the Islamic world fell into chaos over the succession of leadership. Followers of Ali ibn Abi Talib, Muhammad's cousin and son-in-law, argued that the Prophet's bloodline should inherit leadership, but the Arab tribal council "Shura" elected Abu Bakr as the first Caliph. When the fourth Caliph Ali was assassinated in 661, the rift reached a new inflection point. Muawiya, who became the fifth Caliph through military force, broke the "election" tradition by appointing his son Yazid as hereditary Caliph, prompting Ali's second son Hussein to rebel. The schism became irreversible when Hussein was brutally beheaded at the Battle of Karbala in 680. Ali's followers eventually split off to form a separate sect—the origin of today's Shia Islam, which comprises roughly 10% of the world's Muslims.

On February 28, when Iranian Supreme Leader Ayatollah Ali Khamenei—the head of Shia Islam's leading nation—was killed in U.S.-Israeli airstrikes, a red flag replaced the usual green flag at the Jamkaran Mosque, one of Iran's holiest sites. The red flag bearing the Arabic inscription "Ya la-Tharat al-Hussein" (O Avengers of Hussein) symbolizes the blood of martyrs unjustly killed. Raising this red flag outside the month of Muharram—when it is traditionally displayed to commemorate Hussein's martyrdom on the 10th day of the Islamic calendar—serves as a warning of "blood revenge" against enemies. The same red flag was raised at Jamkaran Mosque in 2020 when Qasem Soleimani, commander of the Islamic Revolutionary Guard Corps' Quds Force, was killed in a U.S. airstrike.

Iran is not alone in seeking retaliation. Lebanese militant group Hezbollah has declared its entry into the conflict, while Shia militias in Iraq claim to have launched drone attacks targeting U.S. forces stationed at Baghdad airport. Yemen's Houthi rebels have called for massive resistance. Bloody protests are erupting in northern Pakistan, home to a significant Shia population. The so-called "Shia Belt," led by Iran, is stirring under the red flag of blood revenge. How far the flames in the Middle East will spread remains impossible to predict.