What does the chart illustrate about american indian populations?

Why is it useful for historians to base certain studies on the analysis of historical periods

How did europeans and the introduction of european goods and ideas change native life ?

Hey!me its for an important test! ! which issue during the progressive era would most likely have united mary harris "mother” jones and lewis hine? a) ending child labor b) regulating monopolies c) using photography to expose poor working conditions d) exposing the lack of jobs available for untrained laborers