
President Donald Trump is threatening to start a trade war with Mexico, but Mexico’s populist President Andrés López Obrador isn’t having it.
Trump warned Thursday evening, over Twitter, that he would soon start taxing imported goods from Mexico if the government doesn’t do more to stop the flow of migrants from Central America who are seeking asylum at the US border.
López Obrador responded within a few hours with a scathing letter that he posted on Twitter. He invoked Abraham Lincoln and Franklin D. Roosevelt, pointing out that those US presidents respected Mexico’s sovereignty — a veiled warning for Trump …