Summary of most popular answers:Turning point as a decisive battle after which aggressors went from offensive to defensive
1. Battle of Stalingrad, Soviet army counter offensive started on November 19, 1942.
First really major defeat of German army, that President Roosevelt and others called "turning point" of whole World War 2
2. Battle of Midway - June 6, 1942, First major defeat of Japanese navy, Americans regain strategic initiative in Pacific. Most often considered as turning point of the war in Pacific.
Turning point as an important event that changed course or dynamic of the war:
3 Pearl Harbor - December 7, 1941. It was American defeat, but still American entry into war often considered a decisive factor that moved balance into Allies favor. "So we had won after all!" said Churchill after hearing the news of Pearl Harbor attack.
4. Battle of Britain - July 10 - October 31, 1940 Great Britain survives air battle with Germany preventing Germany from final victory in Europe and becoming too strong.
5. D -day, June 6, 1944 - American and British invasion in North France that opened so called Second Front against Germany in Europe. This is most controversial "turning point", since Germans very already in retreat in Russia when D day happened.
All previous answers are moved to discussion page as they are in fact mostly discussions and opinions.
The most exciting point of a story often called the turning point is Climax
Most believe it was the battle of Gettysburg. Casualties on both sides were extremely high and General Lee's advance on the north was turned back. I think the second most important turning point was SHerman's march through the south.
It was a turning point in the invasion of Greece by Persia. It was not a turning point in Greek history - yet another of the innumerable battles fought by the Greeks, most of which were, and continued to be, between each other.
One important political turning point was the ill-advised decision of the Allies to invade Turkey, rather than negotiate regarding its neutrality. The failure of this invasion meant that Germany gained an ally in Turkey, and opened a new front in the Middle East. Perhaps the most important single political turning point during the course of World War I was the overthrow of the Russian monarchy. This resulted in Russia suing for peace and thus leaving Germany to concentrate on its other fronts.
propostion, second most important point, third most important point, most important point.
Midway
During World War II, quite a few battles can be cited as turning-points in the Pacific Theater to some extent. By most accounts, however, the Battle of Midway (in June 1942) is the most important, as it not only checked the northern prong of the Japanese advance; it also delivered decisive losses upon the Japanese fleet from which that fleet would in fact never recover.
Burgoyne's surrender was the most significant victory the colonists had achieved up to that point in the Revolutionary War. It is considered to have been a turning point in the war.
For most people, they are the starting point of their journey into the world of numbers, and mathematics.
I do not know how one could call it a turning point, as one would have to say what what it turned from and to. But it is one point in History that most things are compared to.
Its most likely because a lot of the japaneze fleet was destroyed
There was no turning point because the Germans inflicted high casualties on the Russians who most of the time had 1 rifle between 4 people so then they ran into machine fire. They did this until they pulled out of the war in 1917