vopervyx baltische ländern otnosilis' ne k rossii pri petre pervom
firstly Baltic-PL PL\country-PL-PL/DAT be.part-PST-PL-REFL NEG of Russia-DAT.SG.F under Peter-PREP.SG.M first-PREP.SG.M
First of all, the Baltic countries were not part of Russia under Peter the First.