Why do some people claim that the Civil War started in Kansas in 1857?

Need will give brainliest which of the following was the most significant aspect of revel's election to the senate?

The newly created nazi ghettos were built where? in traditionally jewish neighborhoods. in rural areas. in poor urban areas. in isolated areas to prevent knowledge of the ghettos. primarily in germany.

By the end of the 1800s, there was a change in the nature of the immigrants coming to the united states. immigration from northern europe—england, ireland, germany, and scandinavia—declined, while immigration from italy, russia, and austria-hungary grew. in fact, between 1900 and 1910, more than three-fourths of all immigrants came from these three countries. unfortunately, these countries were far removed england, the home of our founders, and the immigrants who came from them had a hard time adjusting to life in their new country.