マルグリット・ド・ヴァロワ
His diplomatic career began in 1569 when he was sent to Portugal as a substitute for the ambassador Fernando Carrillo Muñiz de Godoy y Valenzuela. There he worked as an intermediary between the court of Sebastian of Portugal with Margaret of Valois. He also failed in dissuading the Portuguese king to undertake his expedition to Africa which occurred in 1578 with predictably disastrous results.