sentences:  Preceding these works was a 40-voice motet produced in Munich in 1564 by Orlande de Lassus, which has been lost.When Striggio completed the enormous mass setting, he carried it with him during a diplomatic trip across Europe to strengthen the dynastic relation brought on by the recent marriage of Francesco de' Medici to Johanna of Austria, who was a Habsburg.His trip consisted of a series of visits to new Medici in-laws, including Maximilian II, the Holy Roman Emperor.