Why did agricultural production increase in the early 1800s?

D.q. were political reforms in the progressive era a good example of american democracy?

Which factor best suggests a cause for the urban problems shown in this table? (3 points) increasing discriminatory housing practices shifting population density gradients over time declining urban renewal efforts by city governments declining basic employment sector in industrial cities increasing gentrification efforts in the inner cities

World war i brought increased immigration to the united states from which country? germany france italy mexico