Shiite Muslims attend a mourning ritual during the Islamic month of Muharram, in the central shrine city of Karbala.
Photo by Mohammed SAWAF / AFP) (Photo by MOHAMMED SAWAF/AFP via Getty Images
Millions of Muslims travel to Karbala in Iraq for one of the largest annual pilgrimages. The pilgrimage has adapted and changed over its centuries-old history.
An image of Islamic State leader Abu Bakr al-Baghdadi, who died on Oct. 26, 2019..
Department of Defense via AP
There have been several attacks on Shia mosques in several parts of the world. At its heart is the centuries'-old sectarian Shia-Sunni divide.
Map of the Sykes–Picot Agreement showing Eastern Turkey in Asia, Syria and Western Persia, and areas of control and influence agreed between the British and the French in May 1916.
Royal Geographical Society via Wikimedia Commons