Especially important, particularly in terms of explicit relationships between specific individuals named in the letters, is the archive at Amarna in Egypt, from the time of the pharaohs Amenhotep III and Akhenaten in the mid-fourteenth century BC, as well as the archives at Ugarit in north Syria during the late thirteenth and early twelfth centuries and those at Hattusa in Anatolia during the fourteenth–twelfth centuries.