A Eulogy in memory of Grand Ayatollah Sayyid Muhammad Baqir Al-Sadr. The Grand Ayatollah Sayyid Muhammad Baqir Al-Sadr was executed on April 8th 1980, by the Ba'athist regime. The distinguished leader Ayatollah Sayyid Muhammad Baqir Al-Sadr was a co-founder of the Islamic political movement in Iraq established in the late 1950s.