The Tragedy of Karbala
Ashura, Azadar.net, Channel 4 - Karbala, Karbala Online Library, Mazloom Husain (a.s.), Ya Husain, Zainab Organization
Four Centuries of Influence of Iraqi Shiism on Pre
An online book by Rasul Ja'fariyan explores the influence of the school of Sheikh Tusi of Baghdad on the survival of Shiism in Iran.
Shi'a
A history of the Shia community, from its origins shortly after the death of the Prophet Muhammad through to the Islamic Republic of Iran.
Shi'i Islam
Article on the Shia branch of Islam in Encyclopedia of the Orient; includes a summary of their history, with a genealogy of the Imams.