How does the congress of vienna relate to WW1?

They developed what became known as the Concert of Europe (beginning with the Congress of Vienna)

“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.

it the big letter b heart my answer