What do you think was the biggest reason the Cold War started between U. S and Soviet Union

Which situation is an example of a citizen participating in a politicial process

This chart shows the number of soldiers killed according to two different sources. source a is a book written by university professors. source b is from a well-known historical website. in a paragraph, explain why the data presented is different, and evaluate the reliability of each source. which should be used in a school research project, and why?

Who gave the famous "i have a dream" speech at the march on washington?