What was the name given to the belief that life is made up of competitive struggle and only the fittest survive?

Survival of the Fittest: only the strong will survive.

The native americans, spanish, french and americans all name places in our state. the word “arkansas” came from the quapaw indians, by way of early french explorers. at the time of the early french exploration, a tribe of indians, the quapaws, lived west of the mississippi and north of the arkansas river.