Which american inventor built the first steam locomotive in the united states for the baltimore & ohio railroad company

Why would business leaders favor laissez faire capitalism and social darwinism

Xplain one benefit and one risk of making voting mandatory in the united states.

Why were the articles of confederation replaced with the constitution? a. the articles of confederation did not vice strong power to the federal government. b. the articles of confederation did not create a government structure for the states. c. the articles of confederation did not provide powers for strong individual state governments. d. the articles of confederation did not allow the federal government to deal with foreign countries.