Within a century of the conquests in latin america by spain and portugal, the native population had declined considerably from battle and disease. to offset this loss of labor, spain and portugal a) imported slaves from africa. b) encouraged european immigration. c) improved agriculture through new methods of farming. d) improved living conditions for the native populations.

the industrial revolution pushed the world into modern industrialization. it changed the course of history profoundly. it caused rapid urbanization and pushed cities and countries into development. the industrial revolution began in great britain with a series with new inventions which led to the creation of machines and mass production.

this caused the country to gain wealth and money and become an international superpower. it improved transportation and manufacturing inside the country, pushed people to live in urban areas and britain to become the most powerful nation in the world for a while.