Without Volunteer Indian Armed soldiers in British Army axis powers would have had tough time. French, African and even Italian Alpine battles that got won because of sheer Indian component tenacity. Even Japs faced defeat in attacking India during ww2. Once that volunteer Indian Army refused to corporate INA, Naval revolts Britain had to pack bags.You seem to have a bad history. The first empires did not have overseas colonies. So stop crying about the past. You live TODAY.
And it was not India that defeated Nazism. It was the Anglo-Saxons and the USSR. So it is not your nation to characterize this.
India bolstered the Allied war effort with over 2.5 million troops, vast material resources, and strategic support, significantly aiding victories in multiple theaters, including Europe. Over 2.5 million Indian soldiers served. Indian troops were pivotal in the Italian Campaign, notably at Monte Cassino and the Gothic Line, contributing to Allied successes in Italy. Around 87,000 Indian soldiers died in European theatres alone. India’s role extended beyond Europe, with major contributions in North Africa (e.g., against Rommel’s Afrika Korps) and Southeast Asia (e.g., the Burma Campaign), but I primarily focussed European theaters.