Why did fedrick douglas write a letter to harriet tubman

Fredrick Douglas wrote a letter to Harriet Tubman to try to help her.

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.