Why might ghettos have been an entirely Eastern phenomenon, not built in Germany or other Nazi controlled areas?

How did rhe transcontinental railroad effected westward migration

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.

Why did roosevelt support a europe first strategy even though it had been japan that had first attacked the us