What world war ii battle was the turning point for the allies in the pacific in 1944?

The answer is D Day. It is the Invasion of Normandy. On June 6, 1944, Led by Eisenhower, over a million troops (which is the largest invasion force in history) stormed the beaches at Normandy and started the process of re-taking France.  The joined forces of America, Britain, Canada, and France attacked the German forces on the coastline of Normandy, France. With a huge force of over 150,000 soldiers, the Allies attacked and achieved triumph that became the turning point for World War II in Europe.

the great wall of china worked as a defense for the feudal states of the zhou dynasty to the north. during the warring states period more walls were put up to defend the borders of the different kingdoms. it was semi successful because despite the wall, the mongols eventually conquered china also the great wall provided protection to the economic development and cultural progress, safeguarded the trading routes such as the silk road, and secured transmission of information and transportation. @jayxboof