What types of fabrics were invented in the 50s.

“the battle of stalingrad is not a turning point necessarily in strategic terms, because a lot more has to be done before the soviets can be certain of defeating germany,” says renowned world war ii historian richard overy. the germans had fought nearly a thousand miles across the soviet union to get to stalingrad.

i'd assume india mainly because of how isolated japan was.   plus it is a whole china away.