1) Alcoholic drink brand 2) Bygone dynasty name 3) Dynasty 4) Former Russian dynasty 5) Last name of Russian czars 6) Peter i, ii or iii 7) Peter III 8) Romanoff 9) Royal family 10) Royal house 11) Royal line 12) Royalty 13) Russian czarist dynasty 14) Russian dynasty 15) Russian imperial family 16) United Spirits brand 1) Czar 2) Romanoff 3) Tsar 
The Romanov sheep are from the Volga Valley, northwest of Moscow. Purebred
Russian dynasty; ruled Russia for 304 years, from the accession of Michael Romanov in 1613 to the abdication of Michael, the brother of Nicholas II, in 1917
[n] - the Russian imperial line that ruled from 1613 to 1917
Romanoff noun the Russian imperial line that ruled from 1613 to 1917