Silver River

The name of this movie is Silver River released in 1948-05-20 and it's main theme is Unjustly booted out of the cavalry, Mike McComb strikes out for Nevada, and deciding never to be used again, ruthlessly works his way up to becoming one of the most powerful silver magnates in the west. His empire begins to fall apart as the other mining combines rise against him and his stubbornness loses him the support of his wife and old friends..