), ▁Cher ub ini ' s ▁Les ▁A ben cé rages ▁( 1 8 1 3 ), ▁and ▁Ross ini ' s ▁Le ▁siège ▁de ▁Cor int he ▁( 1 8 2 7 ) ▁and ▁Mo ï se ▁et ▁Ph ara on ▁( 1 8 2 8 ). ▁All ▁of ▁these ▁have ▁some ▁of ▁the ▁characteristics ▁of ▁size ▁and ▁spect acle ▁that ▁are ▁normally ▁associated ▁with ▁French ▁grand ▁opera . ▁Another ▁important ▁for er un ner ▁was ▁Il ▁cro ci ato ▁in ▁E git to ▁by ▁Meyer be er , ▁who ▁eventually ▁became ▁the ▁acknowled ged ▁king ▁of ▁the ▁grand ▁opera ▁genre . ▁Among st ▁the ▁most ▁important ▁opera ▁compos ers ▁on ▁historical ▁topics ▁are ▁Giuseppe ▁Ver di , ▁and ▁Richard ▁Wagner . ▁ ▁Russian ▁compos ers ▁also ▁wrote ▁oper as ▁based ▁on ▁historical ▁figures , ▁including ▁Bor is ▁God un ov ▁by ▁Mod est ▁M uss org sky ▁( 1 8 3 9 – 1 8 8 1 ), ▁which ▁was ▁composed ▁between ▁ 1 8 6 8 ▁and ▁ 1 8 7 3 , ▁and ▁is ▁considered ▁his ▁master pie ce . B rown ▁( 1 9 8 6 : ▁p ▁ 3 1 ) ▁Its ▁subjects ▁are ▁the ▁Russian ▁r uler ▁Bor is ▁God un ov , ▁who ▁re igned ▁as ▁Ts ar ▁( 1 5 9 8 ▁to ▁ 1 6 0 5 ). ▁Equ ally ▁famous ▁is ▁Alexander ▁Bor od in ' s ▁Prince ▁Ig or , ▁the ▁libre tto ▁for ▁which ▁the ▁composer ▁developed ▁from ▁the ▁An