I think we can adress one issue rather easily, concerning
Did the founding fathers have a lack of respect for the natives
A very simple answer would be to look at how relations with the Native American Tribes were handled: Treaties.
In referring to the constitutional grant of treaty-making powers to
the chief executive—with the "advice and consent" of the
Senate—Washington declared that a similar practice should also apply
to agreements with Native Americans. The Senate acceded to the
President's wishes and accepted treaties as the basis for conducting
In response, Congress proceeded to approve a treaty with seven
northern tribes (the Shawnee, Miami, Ottawa, Chippewa, Iroquois, Sauk,
Another site here discussing some of these treaty negotiations:
Alexander McGillivray and 26 other Creek chiefs signed a treaty with
President George Washington in New York. While Washington did not love
Indians, he treated the Creek delegation to dinners, parades, and
diplomatic ceremonies that equaled, and some say exceeded, those
accorded to any European diplomatic mission.
So is the founding fathers opinion concerning treatment or respect for Native Americans written, yes, as law. They determined to treat them with the respect due any Nation, by conducting treaties in the same fashions as those with the European powers of the day.