The British were also anxious to leave India as soon as possible and the date suited their timeline.
In fact, many historians believe that the drain of World War II hastened the department of the British from India, but this is quite disputed by other historians.
However, obviously this is not the case, considering the strong relationship between India and Japan.
Ultimately, most Indian leaders advocated a somewhat neutral stance, though there was a general desire to at least see Nazi Germany defeated.
Indian industry expanded rapidly during the war, becoming the fourth largest in the world.