Established the power of judicial review for the US supreme court and lower federal courts, judges determine wether or not a law is unconstitutional or not, which led to US involvement in the french british war in 1803
The German repeated attacks on the U.S.A
You didn't include options but here's the jist - there were many casualties, cities and towns were left in ruins, national identities across Europe were in shambles.
I agree since he is right , nobody can put a limit on your mind , you can do anything