SSUSH11 Examine connections between the rise of big business, the growth of labor unions, and technological innovations.

a. Explain the effects of railroads on other industries, including steel and oil.

b. Examine the significance of John D. Rockefeller and Andrew Carnegie in the rise of trusts and monopolies.

c. Examine the influence of key inventions on U.S. infrastructure, including but not limited to the telegraph, telephone, and electric light bulb.

d. Describe Ellis and Angel Islands, the change in immigrants’ origins and their influence on the economy, politics, and culture of the United States.

e. Discuss the origins, growth, influence, and tactics of labor unions including the American Federation of Labor.