The time between the First World War and the Second World war was a time of great change, of progress and of failures. It saw Russia become Communist, Italy to become fascist under Mussolini, the Nazi party crises in Germany, the dissolution of Austria-Hungary, and the rise of "the sleeping giant" the United States. As this period is long and has many occurrences in it, this page will have a list of smaller articles that deal with a few years at a time.