Abu Tahir al-Jannabi
…al-Jannābī, Persian: ابوطاهر بهرام گناوهای, romanized: Abū-Tāher Bahrām Ganāveh'ī) was an Arabized Persian warlord and the ruler of the Qarmatian state in Bahrayn. He became the leader of the state in 923, after ousting his older brother Abu'l-Qasim Sa'id and immediately began an expansionist phase, raiding Basra…