Who demand regulation of the railroads in the late 19th century because railroads companies were often corrupt?

Which statement best summarizes the origins of world war ll

According to the document, why can't the pope and the catholic church in rome make decisions for england? use evidence.

How did slavery end in the united statesa. it ended with the emancipation proclamationb. it ended when the union won the civil warc. it ended with the fifteenth amendmentd. it ended with the 13th amendment