Right-wing billionaire Elon Musk's decision to wade into the political battles of several European countries did not go unnoticed by Spanish Prime Minister Pedro Sánchez, who used a Wednesday event marking the 50th anniversary of the death of Spanish dictator Francisco Franco as an opportunity to warn against Musk's recent commentary.
Without naming Musk, Sánchez warned that the billionaire Tesla CEO's leadership of an "international reactionary" movement is a threat "that should challenge...