What was the significance of the court case Marbury v.
Madison.

Marbury v. Madison, arguably the most important case in Supreme Court history, was the first U.S. Supreme Court case to apply the principle of "judicial review" -- the power of federal courts to void acts of Congress in conflict with the Constitution.

the term is einsatzgruppen

it was the "4. potsdam" conference that demanded the unconditional surrender of japan, since it was clear that the japanese would continue to find until the very last man otherwise.