Argentine President Javier Milei returned to Spain on Friday, just weeks after his previous visit to Madrid worsened a diplomatic crisis engulfing the long-standing allies. Milei’s latest trip to Spain, like his three-day stay in May, did not include any plans for meetings with senior Spanish officials. Spanish Foreign Minister José Manuel Albares said Milei’s visit was private, and the Argentine president’s office did not list the trip as an official engagement. However, the self-described anarcho-capitalist did meet with Madrid’s powerful right-wing regional president, Isabel Díaz Ayuso, who…