▁and ▁pol on ais es ▁are ▁particularly ▁notable ▁for ▁their ▁use ▁of ▁national istic ▁rh yth ms . ▁Moreover , ▁" D uring ▁World ▁War ▁II ▁the ▁Naz is ▁forb ade ▁the ▁playing ▁of   ... ▁Ch op in ' s ▁Pol on ais es ▁in ▁Wars aw ▁because ▁of ▁the ▁powerful ▁symbol ism ▁res iding ▁in ▁these ▁works " ▁. ▁ ▁Stanisław ▁Mon ius z ko ▁ ▁Stanisław ▁Mon ius z ko ▁( 1 8 1 9 – 1 8 7 2 ) ▁has ▁become ▁associated ▁above ▁all ▁with ▁the ▁concept ▁of ▁a ▁national ▁style ▁in ▁opera . ▁Mon ius z ko ' s ▁opera ▁and ▁music ▁as ▁a ▁whole ▁is ▁representative ▁of ▁ 1 9 th - century ▁rom antic ism , ▁given ▁the ▁extensive ▁use ▁by ▁the ▁composer ▁of ▁a rias , ▁rec it atives ▁and ▁ens emb les ▁that ▁feature ▁strongly ▁in ▁his ▁oper as . ▁The ▁source ▁of ▁Mon ius z ko ' s ▁mel od ies ▁and ▁rh yth mic ▁patterns ▁often ▁lies ▁in ▁Polish ▁musical ▁fol kl ore . ▁One ▁of ▁the ▁most ▁vis ibly ▁Polish ▁aspects ▁of ▁his ▁music ▁is ▁in ▁the ▁forms ▁he ▁uses , ▁including ▁d ances ▁popular ▁among ▁upper ▁classes ▁such ▁as ▁pol ona ise ▁and ▁ma z ur ka , ▁and ▁folk ▁t unes ▁and ▁d ances ▁such ▁as ▁k uj aw iak ▁and ▁k rak ow iak . ▁ ▁Henry k ▁Wien ia w ski ▁ ▁Henry k ▁Wien ia w ski ▁( 1 8 3 5 – 1 8