Which amendment says that powers not given to the federal government are reserved to the states

The 10th amendment states that powers not given directly to the federal government are granted respectively to the states and to the people.

“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.