At 3:15 am on June 22, the territory of the Lithuanian SSR was invaded by two advancing German army groups: Army Group North, which took over western and northern Lithuania, and Army Group Centre, which took over most of the Vilnius Region. The Germans amassed some 40 divisions, 700,000 troops, 1,500 tanks, and 1,200 airplanes for the attack on the Lithuanian SSR. The Soviets had about 25 divisions, 400,000 troops, 1,500 tanks, and 1,344 airplanes in the Baltic Military District. 7 rifle and 6 motorized divisions from the 8th and 11th Armies were located within the Lithuanian territory.