persian better known arabic pillar dynasty september march dynasty ruling height power ruling empire stretching far shores mediterranean_sea widely regarded greatest monarch dynasty end reign powerful muslim ruler son given title death childless uncle senior sent father save cousin rebellion defeating rebel forces claimed iraq forced cousin father angered decision restored death father cousin rebelled defeated sole ruler dynasty assumed persian title king kings iraq capital city baghdad suffering violence instability owing conflict order bring peace stability city ordered banning public demonstrations time number scholars sponsored renovation number important addition credited scientific projects time observatory built orders worked reports ordered construction great dam dam villages known band port major constructions digging channel joined river river confluence port built joining point early life born september son brother according mother daughter nobleman ibn cousin prominent military leader ibn reign rule chosen uncle successor heir died december new ruler appointment accepted group officers shortly rebelled quickly left southern iran save son joined purpose defeated rebels throne requested title crown state title crown implied superior ruler provoking reaction making decline request suitable title pillar dynasty instead chosen thirteen crowned ruler educated tutor ibn amid death father powerful rulers claimed title senior recognized military officer named seized marched city recaptured military officer named shortly rebelled brother rebelled ibn amid managed suppress rebellion campaign impose rule died succeeded eldest son iraq year aided securing throne brother alliance married daughter married daughter campaigns eastern iran took advantage quarrel ruler son annex province domain attempted conquer province defeated conquered appointed son province officer named appointed chief captain army year negotiated peace ruler ibn agreed recognize authority son wanted regain kingdom invaded region managed defeat army continued expand domains campaign southern iran iranian tribes converted islam pledged allegiance august september launched expedition tribes declared independence defeated january installed loyal landowners control region father signed peace treaty paying year conquered including capital rebellion aftermath trapped troops leader rebelled quickly left quell rebellion inflicted decisive defeat rebels january new leader fled syria plot forced favor march greatly angered action protested claiming line removed power tried agreement father proposing pay tribute rejected offer restored ruler iraq consequences restoration later lead war death launched expedition defeated son sought struggle power iraq war september generation died death prepared revenge alliance brother father successor territories alliance prevailing northern iraq ruler ruler areas southern iraq son remained loyal eldest brother stopped recognizing rule cousin stopped mentioning friday prayers greatly outraged cousin marched easily defeated july asked permission retire settle syria road syria convinced ruler fight cousin invaded domains fought near defeated captured executed orders marched captured city forced flee byzantine city asked aid spent year consolidate power army completing conquest important city shortly captured forced flee tried negotiate peace unlike rest held region temporarily complete control region rest reign ruler iraq took control territories control killed sons appointed surviving son ruler dynasty understood period word meant subdued tribe fought ibn ruler defeated peace agreed recognize authority period arrested blinded death elephants corpse head bridge baghdad remain death war northern iran period died kingdom thrown civil war governor ibn supported son new ruler brother claimed throne quickly sent army aid managed defeat capture son title ali invaded territories brother forced flee large troops deserted moved later set governor august september captured occupied entire area south city remain hands half century shortly october november year ibn younger brother arrived ray negotiate transfer power city favor master recognized younger brother loyalty gave troops helped conquer betrayed giving refugee shortly managed conquer provinces consolidation empire peace negotiations byzantines senior ruler rulers lesser rulers controlled including surrounding regions acknowledged authority regions control returned baghdad built restored buildings city stopped quarrel turks army byzantine rebel fled arrived city sent brother baghdad offer alliance byzantines accepted byzantine envoy constantinople shortly arrived baghdad tried persuade hand rebel refused kept rebel family members baghdad rest reign standing strong position diplomacy byzantines sent constantinople negotiate peace likely sent spy byzantines military functioned planning invade byzantine territory sent envoy time ibn having spent months city concluded year peace treaty year later byzantine envoy arrived baghdad ill bring end negotiations end year peace treaty finally completed byzantines agreed mention friday prayer constantinople ibn known said following thing event kings arabs kings syria close continuous correspondence administration contributions kept court visited baghdad frequently kept christian named furthermore served ibn served representative baghdad conquest iraq ibn served financial minister served official greatly respected religion kingdom flourished policies liberal riots reign embellished baghdad numerous public buildings built famous public hospital known hospital largest hospital time destroyed conquests prominent figures worked hospital ali ibn build dams city particularly benefited work region built palace rooms advanced wind towers air conditioning system residential rooms population increased reign built satellite city near city army city making clear reference names gave foundations annual festivals city commemorate day water pipe reached city second recall date founding city celebrations instituted model holiday iranian new year activities greatly expanded economy tax income 10th century contributions region relative stability prosperity culture iran invasions family order maintain peace established marriage ties rulers daughter married married ruler wives included daughter daughter king daughter king wives sons daughter daughter younger son named supported mother uncle ibn heir prominent descent appointed heir ancestry death succession died baghdad march buried son baghdad time death kept death secret order ensure succession avoid civil war death father public given title son challenged authority resulting civil war legacy like previous rulers maintained baghdad gave legitimacy dynasty eyes muslims showed interest predecessors pre islamic culture iran proud iranian origin visited alongside chief priest read pre islamic inscriptions city later left inscription city tells awareness heir ancient pre islamic civilization claimed descent king coins wearing type crown carried traditional inscription glory increase reverse coin said live long preferred arabic authors persian ones little evidence shows interest persian poetry spoke arabic wrote arabic proud student famous arab studied science arabic including astronomy mathematics books written arabic dedicated religious secular content apparently showing interest arabic persian followed mainstream intellectual life provincial town culture dominated arabic persian like contemporaries felt admiration pre islamic iranian civilization conflicted muslim faith according accounts repaired shrine built ali today known said generous prominent theologian follow religious policy tolerant tried closer giving daughter marriage failure refused marriage
'Adud al-Dawla