Hittites years of the Old Hittite Kingdom, can be explained in part by the nature of the Hittite kingship at that time. During the Old Hittite Kingdom period prior to 1400 BC, the king of the Hittites was not viewed by the Hittite citizenry as a "living god", like the Pharaohs of Egypt, but rather as a first among equals. Only in the later period of the Hittite Empire, from 1400 BC until 1200 BC, did the kingship of the Hittites become more centralized and powerful. Also in earlier years the succession was not legally fixed, enabling the "war of the
Seleucid Empire the European portions of Alexander's empire. Antiochus I (reigned 281–261 BC) and his son and successor Antiochus II Theos (reigned 261–246 BC) were faced with challenges in the west, including repeated wars with Ptolemy II and a Celtic invasion of Asia Minor—distracting attention from holding the eastern portions of the Empire together. Towards the end of Antiochus II's reign, various provinces simultaneously asserted their independence, such as Bactria and Sogdiana under Diodotus, Cappadocia under Ariarathes III, and Parthia under Andragoras. A few years later, the latter was defeated and killed by the invading Parni of Arsaces - the region would