Martyrdom of the Báb (July 9 or 10): The holy day commemorates the anniversary of the execution of the Báb (Siyyid ‘Ali-Muhammad), the herald of the Baha’i Faith, by a firing squad on July 9, 1850, in Tabriz, Persia (now Iran). It is one of the nine holy days of the year when work is suspended and children are exempted from attending school.