¿Por qué los alemanes se volcaron a la guerra submarina, en la primera guerra mundial?

The resurgence of the ku klux klan in the 1920s was the result of which of the following? the economic boom following world war i the teapot dome scandal the rise of nativism after world war i the end of the red scare

Describe how the ways in which african americans migrated during the great migration were similar to the immigrants who arrived from other countries in the early 1900s.

What is one way that the congress of vienna changed the map of europe?