Maher al-Assad, the brother of President Bashar al-Assad, is one of the most notorious and cruel war criminals on our list. One of the Syrian regime’s most feared enforcers, Maher directly commanded the Fourth Armored Division as a central instrument of mass repression responsible for massacres, starvation sieges, torture, indiscriminate bombardment, chemical weapons use, and the violent suppression of civilian dissent throughout the Syrian revolution. View the full dossier on Maher and the other war criminals at setf.ngo/cards