What caused the mexican civil war to finally come to a end in 1920

Although a number of things brought about world war one there was one even that push to europe over the edge. what was that event?

Which of the following was significant for the allied capture of rome? the capture of rome gave the allied powers direct access to the italian-german border and a road to reach berlin. the capture of rome led to the decline of the italian fascists, and those opposed to mussolini were able to regain control of their country. the allied capture of rome promoted an alliance with mussolini who had direct knowledge of hitler’s military strategy. capturing rome drew the german’s attention away from the soviet war front and toward the european theater.

How would you describe the state of germany between 1815 and 1848