The union tried hard to prevent the confederacy from establishing what?

Which progressive reform was least related to the causes and effects of world war i? legislation limiting the use of child labor establishing 8-hour workdays for railroad workers reducing tariffs on imported goods expanding women’s rights and the right to vote

Look at the map of cities in the united states at the turn of the twentish century what impact did railroads have on cities across the united states at the turn of the twentish century

How did american entry into world war i affect the allied powers?