WW II became a global war because it was started by nations that had global ambitions; if you try to take over the whole world, you will have a global war.
After World War 2
When did ww2 become a world war it became at world war cuz some of the Nazis did not like why the Jews were dieing just because of racilism aka Hitler
1940
No.
it would have had to have been after WW1. they didn't know there would be a second one.
There goals where to become a world power.
The US was attacked.
after world war 2
pearl harbor
(SHitler was a phsyco
Germany was mad
WW2 started in 1939