 Complete the following phrase:  During the blockade, the front executed various offensive and defensive operations, until finally with the help of the Baltic and Volkhov Front, the blockade was lifted. From June 1942, Leonid Govorov had been the commander of the front, and in June 1944, he was awarded the title Marshal of the Soviet Union. In January 1943, forces of the Leningrad front made their first advances in years when they took the town of Shlisselburg from German forces, thus restoring communications between Leningrad and the rest of the country. In mid and late-January 1944 the Leningrad front, along with the Volkhov Front, the 1st Baltic Front and the 2nd Baltic Front, pushed back Army Group North and broke the 28-month-long blockade. Several days later, these forces would completely liberate all of the Leningrad Oblast and Kalinin Oblast. Six months later, the Leningrad Front 