Danubian Sich
In 1863 Semen Hulak-Artemovsky wrote his libretto Zaporozhets za Dunayem in Saint Petersburg to commemorate the exodus of Zaporizhian Cossacks to the Danube , an area of Silistra Eyalet . 
<triplet> Zaporozhets za Dunayem <subj> Semen Hulak-Artemovsky <obj> composer