The first went on the offensive from the Leningrad Front (Gen. Govorov), which is 10-20 June 1944 held in Karelia Vyborg offensive operation. Soviet troops resisted the Finnish Task Force "Karelian Isthmus" of up to 100 thousand. Man. By creating more than double superiority in men (260 thous. Versus 100 thousand. Pers.), A six-fold in the tanks (628 vs. 110) and artillery (5.5 thous. Versus 960), Soviet troops dealt a powerful blow to the Finnish positions. The offensive was preceded by a powerful air strikes and a 10-hour artillery preparation fire 240 guns.