The length of time between the rule of Cleopatra and the erection of the Pyramids is the same as that between now and the birth of Jesus Christ. With that in mind, it is perhaps no surprise that some periods of Ancient Egypt fall beneath the radar. The Late Period of Ancient Egypt, however, is not without drama. These final centuries are characterised by repeated invasions and leadership by foreign rulers. Chris Naunton is an Egyptologist, writer and broadcaster. He spoke to Tristan about the influence of external forces on Ancient Egyptian society from the Third Intermediate Period through the Late Period. This included Libyan, Assyrian, Persian and, notably, an Ancients’ favourite, the Macedonian Alexander the Great.