There are certainly agreements that we make with other people on top of our sovereignty (for example, I “agree” (in some sense) to live in my country at the cost of having to pay taxes), but, crucially, I think sovereignty is at the bottom.
There are certainly agreements that we make with other people on top of our sovereignty (for example, I “agree” (in some sense) to live in my country at the cost of having to pay taxes), but, crucially, I think sovereignty is at the bottom.