Look at the bigger picture, which is a more capable attack helo? Zulu or T-129 ?
Secondly, put jingoism aside and think objectively, who in his right mind would want you to skip their own product, and encourage you to buy from a competitor? Can you see how this whole deal was compromised from day one?
As to the Phillipines deal, the US had previously sold them black hawks and seen disastrous results. They were not very keen on that sale, for the same reason Lockheed would rather sell to PakistanAF than IndianAF.