He was this and he was that, he did in a way make the family dynamics change and allow the non-American born mafioso to rise up and have a bigger say in the family. His curse may be seen as a blessing in disguise.
Who in particular ?
He did what he did so his son can get made.
What non Italian members had any say?
Joe Watts?
Joe Watts had say before Gotti, he reported directly to Castalleno I believe