>>509098010 (OP)>100 million indiansIs that what they're saying now?
Population in the US in even 1950 was only 150 million..
In 1900 it was around 75 million...
In 1850 is less than 25 million..
We're talking european settlers with agriculture, comparatively advanced medicine, domesticated animals, ships importing supplies and trading with other nations etc.
As opposed to partially nomadic hunter gatherer tribes, not exactly living conditions conducive to supporting large populations.
There were probably like 5 million natives tops across the continental US.