▁one ▁of ▁the ▁command ers ▁of ▁the ▁Arab ▁Revol t . ▁ ▁F ais al , ▁Hus sein ' s ▁third ▁son , ▁played ▁an ▁active ▁role ▁in ▁the ▁revol t ▁as ▁commander ▁of ▁the ▁Arab ▁army ▁while ▁the ▁overall ▁leadership ▁was ▁placed ▁in ▁the ▁hands ▁of ▁his ▁father . ▁The ▁idea ▁of ▁an ▁Arab ▁u pr ising ▁against ▁the ▁Ott oman ▁Empire ▁was ▁first ▁conce ived ▁by ▁Abd ul lah . ▁Only ▁after ▁grad ual ▁and ▁persistent ▁n ud ging ▁did ▁Abd ul lah ▁conv ince ▁his ▁father , ▁the ▁conserv ative ▁Sh ar if ▁of ▁Me cca , ▁to ▁move ▁from ▁the ▁idea ▁of ▁home ▁rule ▁of ▁a ▁portion ▁of ▁Arab ia ▁within ▁the ▁Ott oman ▁Empire ▁to ▁complete ▁and ▁total ▁independence ▁of ▁the ▁entire ▁Empire ' s ▁Arab ▁provinces . ▁Hus sein ▁recognized ▁the ▁necessity ▁of ▁breaking ▁away ▁from ▁the ▁Empire ▁in ▁the ▁beginning ▁of ▁ 1 9 1 4 ▁when ▁he ▁realized ▁that ▁he ▁would ▁not ▁be ▁able ▁to ▁complete ▁his ▁political ▁object ives ▁within ▁the ▁framework ▁of ▁the ▁Ott om ans . ▁To ▁have ▁any ▁success ▁with ▁the ▁Arab ▁revol t , ▁the ▁backing ▁of ▁another ▁great ▁power ▁was ▁cru cial . ▁ ▁Hus sein ▁regarded ▁Arab ▁unity ▁as ▁syn onymous ▁with ▁his ▁own ▁king ship , ▁he ▁asp ired ▁to ▁have ▁the ▁entire ▁Arab ▁pen ins ula , ▁Gre ater ▁Sy ria , ▁and ▁Ira q ▁under ▁his ▁and ▁his ▁descend ants ' ▁rule . ▁After ▁a ▁year ▁of ▁fruit less ▁neg ot iation , ▁Sir ▁Henry