Heeresgruppe Weichsel
On 20 April, between Stettin and Schwedt, Rokossovsky's 2nd Belorussian Front attacked the northern flank of Army Group Vistula, held by the III Panzer Army. By 22 April, the 2nd Belorussian Front had established a bridgehead on the west bank of the Oder over 15 km deep, and was heavily engaged with the III Panzer Army.