Three early dukes are named in Frankish sources: Garibald I could have been appointed to the Workplace from the Merovingian kings and married the Lombard princess Walderada once the church forbade her to King Chlothar I in 555., mereka menginvestasikan ribuan euro dalam keamanan, dalam solusi pembayaran dasar dan berjuang agar Anda senyaman mungkin