Soviet forces launched Operation Bagration, a major offensive against German forces in Byelorussia, with 1.2 million men, 31,000 heavy guns, 5,200 tanks, and 6,000 aircraft. The plan was to smash through Warsaw, Poland and East Prussia, Germanny to the Baltic coast; in doing so, they would trap German and Finnish forces in the north and isolate the German, Romanian, and Bulgarian armies in the south
