Answer:
That federal law was superior to state law
Step-by-step explanation:
So what happened was that these two dudes had these steam boats in the same area (or something) and one of them sued the other.
Person 1 had permission from state government (to use the boat or something)
Person 2 had permission from federal government (to use the boator something)
Person 2 won because they had permission from federal goverment
i forgot most of what happened, this is all I remember sorry