By 4 AD, however, Gaius Caesar had died, and, when Augustus also died in 14 AD, Tiberius succeeded his adoptive father as Roman Emperor. By this time, Archelaus' health had failed. By 17 AD, Archelaus had reigned over Cappadocia for fifty years and had lived to an advanced age.Syme, Anatolica: studies in Strabo, pp. 143 and 148
