It would be pointless to Judge him by todays standards (which many will do)
He supported the Nazi war with Britain since it kept the British occupied away from India.
if you think about it logically...Saying that, its quite strange even as an atheist he prefered Hinduism to reflourish throughout India (maintain its cultural roots) then Islam or anything else.
Don't forget, nationalism them (pre 1947) was defying the British, creating mutinys and rejecting any foriegn rule.
800 years of Islam and 300 years British rule, our civlisation was under attack from Christians and Muslims for centuries
Both religions constantly degrading our customs..So much to say

on that!