What year did the african american unemployment rate spike up to 50 percent?

How did the technology of the late 1800s affect the growth of cities? select one: a. cities were able to expand outward because of additions to railroads. b. electric streetcars enabled the wealthy city dwellers to move to the first suburbs. c. advances in steel and metal technology allowed for the development of the skyscraper, which allowed cities to grow upwards. d. all of these are correct.

How was george washington able to defeat the british in the battle of trenton and princeton

What is the main inference that can be drawn from adam smith’s book the wealth of nations?