Medal to soldier eating in cafe

The transcript describes a scene where individuals are honored for their bravery in battle. Following the ceremony, a celebration takes place at the Cafe Nationale, reminiscent of pre-war times. The focus then shifts to three Soviet heroes, particularly a 22-year-old tank leader, Victor Grigoriev, who has notably defeated 200 Germans and disabled 10 Nazi tanks.

What achievements did Victor Grigoriev accomplish during the war?

What does the text imply about the impact of Victor Grigoriev's actions on the war?