The excerpt could best be used by historians studying which of the following in the early 1800s?.

How did the roaring 20s mark the end of the progressive era? a. mass production reduced wealth disparity and turned public opinion pro business b. labor unions won big legislative gains in workers rights and disbanded c. public officials cut taxes on businesses and reduced spending on services d. america increasing influence in world affairs redirected public attention to foreign policy

When an imperial power has political control, what is the territorial called

Explain how colonists treated the native americans and what happened to natives. ! ^^^ 12 points