World war 2 lasted from 1939-1945 world 2 was a global war including various of countries including United States United Kingdom Soviet Union axis power the nazi France Vietnam Canada Australia Mexico Brazil etc etc etc etc let me know if you need more info :)
Hitler slowly took away people's freedoms and did dehumanization.
A signed agreement is a signature on a piece of paper and is a powerful legal piece between two parties.
Answer:
The end of the war was my favourite part