215 BC – Antiochus was born. 188 BC – He had been hostage in Rome following the peace of Apamea, but had recently been exchanged for the son and rightful heir of Seleucus IV, the later Demetrius I Soter. 170 BC – Antiochus, decided on a preemptive strike against Egypt, and invaded, conquering all but Alexandria. 168 BC – Antiochus again invaded, and overran all Egypt, except for Alexandria, while his fleet captured Cyprus. 164 BC – Antiochus is said to have marched against them in person, threatening to exterminate the nation; but, on the way, he suddenly died.