How do "we" know Ram was not one of the vedic gods ?
If he is mentioned in the vedas, that makes him one of the Vedic gods.
IVC having images of horses or not having images of horses is irrelevant to the issue. They may be important to you, but not in the over all scheme of things.
The cave paintings of horses have been dated to over 8,000 BC.
http://www.academia.edu/8378646/Bhimbetka_Horse_with_riding_10_000_years_old
The theories of a vast majority of Indologist in the world are a joke. There is no need to make a mockery of them, they do a good job themselves. Rajiv Malhotra has published multiple books stripping bare their ignorance, prejudice and bigotry.
Yes and Yes. You can google it. The survey was done by the ASI so publication is a must.
In fact Bhinbetka has been declared a UNISCO World Heritage site.
Domesticated horses are mentioned in the Vedas and Ramayana. They cave painting only provides collaborative evidence.
The oldest painting in Bhimbetka is over 30.000 years old.
Indus flows form India to pakistan.
Its the Hindu civilization that made Indus famous, the Indus did not make the Hindus famous.
If you want to start using your ancestors name and reject arabic names and religion, be my guest.
Maybe the Americans can learn from you too and start adopting Native american names and history too.