Lost in the fog of the U.S. war on Iran to prevent the emergence of a Persian nuclear bomb is any memory of America’s original interpretation of the Treaty on the Non-Proliferation of Nuclear Weapons, or NPT: What is not prohibited is permitted. Although the June memorandum of understanding that charts a pathway to a negotiated final agreement terminating the U.S.-Iran war makes no reference to the NPT, reaching a shared understanding on the end…