Indus valley civilization is in india too from UP to Gujarat, Haryana to Karnataka. Just because it was first discover in sindh therefore it is named as Indus valley civilization because of Sindh. Otherwise similar civilization was present in whole India.
Sir - you didn’t talk about the biggest achievement of Pakistan - that Pakistan is the Waahid Muslim nuclear power of the world. And that Pakistan is a nazriati mulk. Also you didn’t mention about Hindu Kafir, Hindu baniya, Ghazwa-e-Hind, etc. These are the key elements of the Pakistani mindset.
India is not the only sponsor of Afghani terrorism in Pakistan. If Azad Kashmir reunites with IoK, India may or may not withdraw its funding, but other players (US, Israel) most definitely will not.