It was baked into the cake with the creation of the Federal Reserve. The government act that created it was passed right at Christmas time when public attention was low. 1913.
Not surprisingly, the same year that income tax was added to the Constitution. That was when economics transformed into the system that we consider normal today: perpetual slavery to a debt that can never be paid off.
All of the events that came after (the boom/bust cycle, abolition of the gold standard) were a natural result of that decision.
Good point. In all cases I am aware of, introduction of a fiat currency requires income taxes, in order to "prime the pump" to create demand for the fiat.
All of the events that came after (the boom/bust cycle, abolition of the gold standard) were a natural result of that decision.