Yakin Poltava shi ne gagarumin nasarar da Bitrus Mai Girma (Bitrus na daya na Rasha) ya samu a kan sojojin daular Sweden karkashin Sarkin Sweden Charles XII, a daya daga cikin fadace-fadacen Babban Yakin Arewa.Ya yi nuni da sauyin yakin, da kawo karshen ‘yancin kai na Cossack, farkon daular Sweden ta koma baya a matsayin babbar kasa ta Turai, yayin da Tsardom na Rasha ta dauki matsayinta a matsayin babbar al’ummar arewa maso gabashin Turai Yakin kuma ya dauki nauyi sosai. Muhimmanci a tarihin ƙasar Yukren , kamar yadda Hetman na Zaporizhian Mai masaukin baki Ivan Mazepa ya goyi bayan Swedes, yana neman haifar da bore a Ukraine na adawa da mulkin.