[DoodleDawg]

That fort sat on South Carolina’s sovereign territory and those ships entered South Carolina’s sovereign territorial waters.

But on land deeded to the federal government free and clear by act of the South Carolina legislature. Why shouldn't the government have a right to resupply it?

[FLT-bird]

“But on land deeded to the federal government free and clear by act of the South Carolina legislature. Why shouldn’t the government have a right to resupply it?”

Because due to the power of Eminent Domain, South Carolina claims it. So it wasn’t federal any more nor was any other federal installation in a sovereign state which had seceded.

[DiogenesLamp]

But on land deeded to the federal government free and clear by act of the South Carolina legislature.

King George owned all the land of the Colonies. Independence invalidated all of that.