Protesters shout anti - U.S. rhetoric , chant religious songs . Thousands of supporters of Dar al - Islam gather in historic square . `` Everyone shout out loud and let all those who live inside the Black Zone and Bush , the damned , hear our voices and release the Sadrist detainees immediately , '' al-Araji said . Al - Sadr movement calls on Iraqi government to release all Sadrist prisoners .
Protesters shout anti - U.S. rhetoric , chant religious songs . Thousands of supporters of Dar al - Islam gather in historic square . Al - Sadr movement calls on Iraqi government to release all Sadrist prisoners .