The Battle of Radzymin was one of a series of engagements between the Red Army's 1st Byelorussian Front and the Wehrmacht Heer's XXXIXth Panzer Corps that occurred as part of the Lublin-Brest Offensive between August 1 and August 10, 1944 at the conclusion of the Belorussian strategic offensive operation near the town of Radzymin in the vicinity of Warsaw, part of which entailed a large tank battle at Wołomin. It was the largest tank battle on the territories of Poland during World War II.