The assassination of Arch Duke Ferdinand.
This question doesn't make sense I think it is meant to say 'What were the plans in world war one?' If so I think you should take a look at the Schleiffin Plan
Germany.
in what country did the world war 2 start and what were the allies?
definitely Hitler adolf Hitler
No, but they had made a start.
world war 2 started in poland 1939. germany made a contract, not invading poland. germany broke it, and thus came war.
Yes, the blame for World War 2 rests primarily with Germany and Japan. They made the decision to start a war of aggression.
France and britain declared war germany because germany invaded poland
There is no World War 3.
I think you mean world war one. He was the Austro-Hungarian heir Franz Ferdinand
After the start of World War II.
There wasn't a Blitz in world war 1!