On March 30, the 2nd Belarussian Front troops finished mopping up the group of enemy forces near Danzig, assaulting and seizing the city and fortress of Danzig with an important harbor and a key German naval base in the Baltic.

The national flag of Poland was run up over Gdansk.

When fighting for the city, the Front’s troops captured 10,000 prisoners and 84 aircraft, 140 tanks and self-propelled guns, 358 field guns, 566 mortars, 1,397 machineguns, 15 armored trains, 45 submarines, 306 steam engines, 6,675 railroad cars, 151 ships of various displacement and 214 depots with armament, ammunition and foodstuffs. The enemy lost 39,000 personnel killed in action.

In the vicinity of Breslau and Glogau, the Red Army carried on mopping up an encircled enemy force.

The 2nd Ukrainian Front troops went on offensive, crossed the Nitra and Gron rivers, ruptured the enemy's positions along the western banks of the rivers and pushed as far as 50 km to take the towns of Komarno, Nove Zamki, Szurany, Komjatice and Vrable – German strongpoints on the Bratislava approach. The Front’s forces also took more than 450 other settlements, including Nova Bana, Volkovce, Lok, Farnad, Soldiny, Kebelkut, Muzla, Topolcianki, Tesarske Mlynany, Dvory, Perbete, Marcelova, Jezkova-Nova Ves, Kovarce, Oponice, Slovacky Mader, Zirany, Ivanka, Cabaj-Capor, Urmin, Tardosked, Selice, Andod, and Naszvad and the railroad stations of Topolcianki, Zlate Moravce, Tesarske Mlynany, Szentmihaly, Ivanka, and Tardosked. At the same time, the Front’s troops advanced the attack along the southern bank of the Danube River to capture more than 30 settlements with Nagybajcs, Alsovamos, Bacsa, Ikreny, Rabapatona, Enese, Kony, Bezi, Tarnokrety, and Barbacs among them. On March 29 the Front’s troops captured more than 1,000 prisoners.

On March 30, the 3rd Ukrainian Front’s forces kept on attacking west of Lake Balaton and captured the towns of Zalaegerszeg and Keszthely and more than 150 other settlements, including Demeter, Felsooszko, Andrasfa, Karatfold, Bogod, Nagykapornak, and Nemetfalu.

At the same time, the Front’s troops ruptured the enemy's defenses south of Lake Balaton in conjunction with the Bulgarian Army and pushed as far as 30 km to take the towns of Nagybajom, Bogone, Marcali, and Nagyjatad, German strongpoints covering the Nagykanizsa oil area. The Red Army also took 100 other settlements, with Keresztur, Bereny, Vers, Kethely, Mesztegnyo, Tapsony, Nemesded, Weisze, Felsosegesd, Somogyszob, Bolhas, Tarany, and Belavar and the railroad stations Keresztur, Kethely, Gyotapuszta, Mesztegnyo, Alsosegesd, Somogyszob and Vizvar among them.

The Front’s troops crossed the Austrian border north of the town of Koszeg.

Reconnaissance operations and local fighting continued throughout the rest of the front.

78 German tanks and self-propelled guns were damaged and destroyed and eight aircraft were downed on all the fronts on March 29.