The answer is true gold was discovered in 1867
In my opinion, the North started the civil war.
In the last decade of the 18th century, both France and England experienced revolutions. In France it was a political revolution against the Old Order, and in England it was an economic revolution that changed the way wealth was produced and shared.
Wants and needs is predominantly caused by brains in order to fulfill what our body considered missing. In order to fulfill this, our brain tend to give signals that make us focus to make that fulfillment before we could move on to others.
Because of this, our perceptions tend to be catered in order to finish this fulfillment. (for example, starving people may create a perception where they see anoher objects as an actual food)