Introduction · Dynasty in Iran, related to Daylamids. · Ruling Period: 322-447 (Hijri) · They also ruled Baghdad, Kerman, Mosul, Hamadan, Thwabristhan, Persia...etc. · Founder: Ahmad Bin Buwaih (Muizzuddaula) · Languages: Persian (Official), Daylami, Arabic · Religions: Islam (Shiya, most of the people believed. Sunni, Mu'tazila Christianity, Zoroastrianism, Judaism also. Emergence Shuja'a Buwaihi, the commander of Daylamids who conquered many provinces and was appointed at many positions, had three sons. Ali, Hasan and Ahmad. Ali conquered Fars and started ruling there making Shiraz his capital and received the title of 'Imaduddaula' while his younger brother Hasan conquered and became the ruler of Jibal making Rayy capital and was known as 'Ruknuddaula'. The y...