indian nationalism

Recently while browsing through AlternateHistory.Com, I came across an Old timeline which is incomplete called Khybar Ghati : A Kabul Shahi TL, This got me wondering, what would a Hindu Afghanistan look like? Let's say for simplicity's sake, Kabul Shahi are able to repel Islamic Invasions...

As most of you are probably aware, IOTL Gandhi was shot and killed in 1948 by a Hindu nationalist. What if he had survived the attack (either by the assassin being stopped before he could fire or by being wounded nonfatally)? What would be the effects on India and the world if he had survived...