Answer :
The Battle of Stalingrad affected the rest of WWII by:
1. **Causing a large part of the German army to surrender:** The Battle of Stalingrad was a turning point in WWII as it led to the surrender of the German 6th Army in 1943. This massive loss of troops and resources weakened the German military significantly in eastern Europe.
2. **Turning the tide of the war in eastern Europe:** The surrender of the German forces at Stalingrad shifted the momentum in favor of the Soviet Union and the Allied Powers. It boosted the morale of the Soviet troops and demonstrated to the world that the German army was not invincible.
3. **Providing strategic advantage:** By winning the Battle of Stalingrad, the Soviet Union gained a strategic advantage and started to push the German forces westward, ultimately leading to the liberation of Eastern Europe from Nazi control.
4. **Influencing future military strategies:** The lessons learned from the Battle of Stalingrad impacted military strategies and tactics for both sides in the remaining years of the war.
In summary, the Battle of Stalingrad had a profound impact on WWII by changing the course of the war in eastern Europe, weakening the German army, boosting Soviet morale, and shaping future military operations.