Muslim - submiting your will to one GOD. Your question 90% muislims converted because of fear. why the mugals spared your grandfathers. if they want they convert you forcibly. today 80% hindus are in India, it means muslins did not spread by sword. Islam donot teach us to convert by sowrd. We give you invitiation if your heart opens then u r welcome otherwise your deen is with you and ours are with us.