Explain the coming of the first world war. what was the war really about?
why did virtually all the european powers become involved? why did the united states intervene? who was to blame (if anybody) for the war?

Select the correct answer from each drop-down menu. different sources are aimed at different audiences. sometimes a source can be directed at more than a single group of usually aimed at the general population across the globe. some sources may have a very specific audience. be specifically aimed at students or scholars with a background in literature.