It was the first multicultural empire in history. It was also the first very large empire. Because of this the Empire had to develop ways of running effectively. Roads were built over great distances. Standardize currency. Localized governing systems (i.e. satrapies). It was also the first time Asian powers attempted to invade Europe.
World War 1 Ends
Germany suffers from hyperinflation
The Weimar Republic is created
The Great depression hits
Hitler comes to power
Answer:
the preservation of the Union and his early opposition to slavery
Answer:
Hirohito became a figurehead after Japan lost and Douglas MacArthur was through with him. But before, he was definitely not a figurehead.