What in general the policy of the united states government toward native americans in the was was to

In general the policy of the United States government toward Native Americans in the was was to Federal Indian policy .

Explanation:

The federal government of the Americas was granted control of commercial and diplomatic ties between Indians and their neighbours. The main purpose of the Trade & Industry Act was to maintain peace on the border and avoid war against the indigenous people.

The U.S. government and the Indian Tribal groups create a connection within its boundaries as part of Federal Indian policy.  

The Constitution confers main responsibility on the federal government in interacting with groups. The federal government was responsible for the Indian affairs and the mechanism was to follow the formal agreements from the Agreement, enabling the President and the Congress.

food chain i would say only because there is competition on getting food and survival

it was justfied as english were being brutal to the colonist and they needed to be stopped therfor causing a war but the moral over that is yes it was justifed