Which was the most important battle in WWII?

According to many major historians, the most important battle was the Battle of Stalingrad. Stalingrad was the place that Nazi army loose for the first time before the Nazi army had earned the status of the unbeatable something that believes and some ally generals. So, the battle of Stalingrad was the proof that Nazi could lose a fight and also has some disadvantages that before was not able to be identified. Also, Hitler lost in the Barbarossa operation a lot of elite forces as punchers battalions who lead the attack and had the famous General Guderian as a leader. Another reason that Stalingrad battle was so important is that Nazi forces lost a lot of men, tanks and airplanes attempting to conquer Stalingrad and after their defeat, the Red Amry did not have big difficulties to take back the lost lands and to push the Nazi forces back to their country.According to many major historians, the most important battle was the Battle of Stalingrad. Stalingrad was the place that Nazi army loose for the first time before the Nazi army had earned the status of the unbeatable something that believes and some ally generals. So, the battle of Stalingrad was the proof that Nazi could lose a fight and also has some disadvantages that before was not able to be identified. Also, Hitler lost in the Barbarossa operation a lot of elite forces as punchers battalions who lead the attack and had the famous General Guderian as a leader. Another reason that Stalingrad battle was so important is that Nazi forces lost a lot of men, tanks and airplanes attempting to conquer Stalingrad and after their defeat, the Red Amry did not have big difficulties to take back the lost lands and to push the Nazi forces back to their country.