▁dist ract ed ▁by ▁conflicts ▁elsewhere , ▁especially ▁its ▁confront ation ▁with ▁the ▁Kh az ars , ▁with ▁whom ▁Leo ▁III ▁had ▁concluded ▁an ▁al liance , ▁marry ing ▁his ▁son ▁and ▁he ir , ▁Const antine ▁V ▁( r . ▁ 7 4 1 – 7 7 5 ) ▁to ▁the ▁Kh azar ▁prin cess ▁T z itz ak . ▁Only ▁in ▁the ▁late ▁ 7 3 0 s ▁did ▁the ▁Muslim ▁ra ids ▁again ▁become ▁a ▁threat , ▁but ▁the ▁great ▁By z antine ▁victory ▁at ▁Ak ro in on ▁and ▁the ▁tur mo il ▁of ▁the ▁Abb as id ▁Revolution ▁led ▁to ▁a ▁pause ▁in ▁Arab ▁attacks ▁against ▁the ▁Empire . ▁It ▁also ▁opened ▁up ▁the ▁way ▁for ▁a ▁more ▁ag gress ive ▁st ance ▁by ▁Const antine ▁V ▁( r . ▁ 7 4 1 – 7 7 5 ), ▁who ▁in ▁ 7 4 1 ▁attacked ▁the ▁major ▁Arab ▁base ▁of ▁Mel it ene , ▁and ▁continued ▁scoring ▁further ▁vict ories . ▁These ▁success es ▁were ▁also ▁interpreted ▁by ▁Leo ▁III ▁and ▁his ▁son ▁Const antine ▁as ▁evidence ▁of ▁God ' s ▁renew ed ▁favour , ▁and ▁strength ened ▁the ▁position ▁of ▁Icon oc las m ▁within ▁the ▁Empire . ▁ ▁Early ▁Abb as ids ▁▁ ▁Un like ▁their ▁Um ay y ad ▁prede cess ors , ▁the ▁Abb as id ▁cal i ph s ▁did ▁not ▁purs ue ▁active ▁expansion : ▁in ▁general ▁terms , ▁they ▁were ▁content ▁with ▁the ▁territorial ▁limits ▁achieved , ▁and ▁whatever ▁external