In 1571 the elector sent Languet together with the ambassadors of other Protestant princes of Germany to King Charles IX of France to congratulate him on the Peace of Saint Germain. On this occasion Languet advocated the equal recognition of both confessions, but the answer was the St Bartholomew's Day massacre; having narrowly escaped death, he left France in October 1572, and returned there only once more, shortly before his death.
In 1571 the elector sent Languet together with the ambassadors of other Protestant princes of Germany to King Charles IX of France to congratulate him on the Peace of Saint Germain On this occasion Languet advocated the equal recognition of both confessions but the answer was the St Bartholomew's Day massacre; having narrowly escaped death, he left France in October 1572, and returned there only once more, shortly before his death