Why American Farmers Are Feeling the Pain of the Iran War

President Trump’s war on Iran has introduced Americans who haven’t previously followed farm policy to a rather niche topic: fertilizer. It’s estimated that half of global food production relies on synthetic nitrogen fertilizer. Gulf countries are major producers both of the finished product and of the natural gas that’s used to make it. And up to a third of the global fertilizer trade passes through the Strait of Hormuz, which has been effectively closed since the war began in late February. Erg...