operation ▁agreement ▁with ▁the ▁South ▁Os set ian ▁r uling ▁party ▁United ▁Os set ia . ▁ ▁Pres idents ▁ ▁Elect oral ▁results ▁ ▁National ▁Assembly ▁elections ▁ ▁President ial ▁elections ▁ ▁Pos itions ▁held ▁Major ▁positions ▁held ▁by ▁Alliance ▁of ▁Independent ▁Social ▁Democr ats ▁members : ▁ ▁References ▁ ▁S ources ▁ ▁External ▁links ▁Official ▁website ▁Youth ▁of ▁S NS D <0x0A> </s> ▁Const antine ▁Di ogen es ▁( ; ▁died ▁ 1 0 3 2 ) ▁was ▁a ▁prominent ▁By z antine ▁general ▁of ▁the ▁early ▁ 1 1 th ▁century , ▁active ▁in ▁the ▁B alk ans . ▁He ▁served ▁with ▁distinction ▁in ▁the ▁final ▁stages ▁of ▁the ▁By z antine ▁con quest ▁of ▁Bulg aria ▁under ▁Emperor ▁Bas il ▁II , ▁and ▁occupied ▁high ▁commands ▁in ▁the ▁B alk ans ▁until ▁his ▁arrest ▁in ▁ 1 0 2 9 , ▁as ▁the ▁result ▁of ▁his ▁participation ▁in ▁a ▁consp i racy ▁against ▁Emperor ▁Roman os ▁III ▁Ar gy ros . ▁Im pr ison ed ▁and ▁forced ▁to ▁enter ▁a ▁monaster y , ▁he ▁committed ▁suic ide ▁in ▁ 1 0 3 2 ▁during ▁an ▁in quest ▁on ▁a ▁further ▁consp i racy . ▁He ▁was ▁the ▁father ▁of ▁Emperor ▁Roman os ▁IV ▁Di ogen es . ▁ ▁Biography ▁Const antine ▁Di ogen es ▁is ▁the ▁first ▁notable ▁member ▁of ▁the ▁noble ▁C app ado cian ▁Di ogen es ▁family , ▁which ▁played ▁an ▁important ▁role ▁in ▁ 1 1 th - century ▁By z ant ium . ▁Di ogen