I'm in this world but if I wanted to be in the world I'd be in that world so I would obviously be in this world. :P
First of all, new weapons were "brought in" to the world. For example, the atomic bomb, landing ships, and the improved airplane were all invented during World War II. World War II also led to the...
one effect Hitler had on the world was that the Jews suffered and the ones that wanted freedom were hung or killed on the spot.
Means deveolped and rich countries, like Ireland, England, Autralia New Zealand etc.
One of the weirdest thing I have seen was once in Mexico I saw a river that was going up instead of going down.