When an Iranian official this week laid out a list of demands to end the war started by the United States and Israel, he added an item that hadn’t been on Tehran’s list before: recognition of Iran’s sovereignty over the Strait of Hormuz.
The narrow waterway through which a fifth of the world’s oil and liquefied natural gas (LNG) ordinarily passes has emerged as the Islamic Republic’s most potent weapon. And it is now seeking to turn into both a source of potentially billions of dollars in annual revenue and a pressure point on the global economy.
Iran has long threatened to close the strait in case of an attack, but few expected it to follow through – or for it to prove so effective in…

