Because by mutual agreement they were not required to pay for anything. When did the North agree that the South could leave and take everything they could get their hands on?
I don’t think you have come to terms with natural law: “When in the Course of human events, it becomes necessary for one people to dissolve the political bands which have connected them with another, and to assume among the powers of the earth, the separate and equal station to which the Laws of Nature and of Nature’s God entitle . . .”
Yeah, how'd that war work out for them?
“Because by mutual agreement they were not required to pay for anything.”
I’m not familiar with that part of history. To be clear, are you saying Britain told the colonies they could take all the crown property before the war?