Hundreds of protesters were gathering in Madrid on Sunday to protest against the Argentinian president Javier Milei on the second day of his three day visit to Spain. Typically, a visiting head of state might try to mend fences through diplomacy. Not Milei. The outspoken economist has no plans to meet Spanish Prime Minister Pedro Sánchez during his stay in the Spanish capital, nor the Spanish king, nor any other government official. Instead, he will attend a far-right summit on Sunday hosted by Sánchez’s fiercest political opponent, the Vox party. Argentina’s Milei faces nationwide strike agai…