[PeaRidge]

After Fort Sumter, the (Northern) President unconstitutionally established a blockade of Southern ports on his own motion

"That is my major complaint with Adams' book. It if very poorly researched and full of inaccuracies such as these"

Well, you major complaint is not founded on fact. That is not a quote from the author of the book.

[Non-Sequitur]

After Fort Sumter, the (Northern) President unconstitutionally established a blockade of Southern ports on his own motion

So when did the Supreme Court rule that he had acted unconstitutionally?