The fire was started by a Dutch communist named Marinus van der Lubbe.
The stock market crashed which led to bank failures, works laid off, and a drought that lasted throughout the 1930s
Benito Mussolini was called Il Duce by his followers. I believe it meant "The Leader" in Italian, just like "Der Fuher" means "The Leader" in German, and was a title given to Adolf Hitler.
The Mongols group was ming’s enemy in the north