American Indians, that is Native Americans, are a very small minority now due to numerous reasons. For starters, many of them died because of the diseases that the colonists brought with them that the natives weren't immune to, like the measles. A large amount of them died when moving westwards as they were kicked out of their land, or in the wars for defending their land. What remains is those who accepted their life in reservations at the time.
The best statement in terms of renewed demand in a recovery period would be that "Increased employment means increased availability of funds," since more people have moe money to spend.
An oil embargo caused the US recession.
