How is technology changing government policies lead to conflict with Native Americans in the West?

In order to produce the new technologies, it is necessary to find the necessary materials for its production, mining would be a great impact in the conflict with Natives because in some way the practice may affect their territories.

Explanation:

Since mining is really necessary for the development and production of different technologies, the government has been involved in such practices approving the extraction of materials for the benefit of the big company produces of such technologies affecting in a great manner the territories occupied by Native Americans or the surrounding areas.

Besides, another important fact to consider is the cultural background and the initial beliefs the Natives have, once they moved to reservation areas for protection they live in a real different environment from the people who live in the urban areas surrounded by technology and its implications.