 Nyora kupfuurira kweiyi ndima - Muna January 1943, Luftwaffe yakaronga kutamisa JG 26 kuEastern Front. Pfungwa yaive yekuchinjana JG 26 ne Jagdgeschwader 54 JG 5454th Fighter Wing iyo yaitsigira Army Group North. Nzira yokurwisana pakati pemativi maviri yakanga yakasiyana zvikuru uye kazhinji kuedza hakuna kubudirira; I. Gruppe yeJG 26 ndiyo chete Gruppe yeJG 26 yakashanda muRussia. Musi waJanuary 21, I. Gruppe yakasiya France ndokusvika muHeiligenbeil, Mamonovo yazvino, musi wa 27 Ndira. Ikoko, Gruppe yakagamuchira ndege itsva dzeFw 190 A-5 neA-4. Pana 31 January, I. Gruppe yakatamira kuRiga uye mazuva maviri gare gare kunhandare yendege inonzi Rielbitzi paLake Ilmen. Seifert akawana kukunda kwake kwokutanga mumhepo kuEastern Front panguva yeHondo yeDemyanskmusi wa 16 Kukadzi paakapfura pasi ndege yekurwisa pasi yeIlyushin Il-2. Musi waFebruary 23, mauto eSoviet akaedza kuyambuka Lake Ilmen nechikepe chakarwiswa neFw 190s ye Stabsschwarm nzvimbo huru yekubhururuka. Pava paya musi iwoyo, Seifert akanzi ndiye akaparadza ndege yeIl-2. Mazuva mashanu gare gare, akakunda kaviri mumhepo, achipfura Bell P-39 Airacobra uye Lavochkin-Gorbunov-Gudkov LaGG-3, ndege mbiri dzehondo. Musi wa1 Kurume, Army Group Center yakatanga nhevedzano yekudzokera kumashure kwenzvimbo yakatumidzwa zita rekuti Operation Büffel, ichibvisa Rzhev Salient musi wa23 Kurume. 