 The Kingdom of Pergamum and the Republic of Rhodes, Rome's allies in the war, gained the former Seleucid lands in Anatolia.Antiochus died in 187 BC on another expedition to the east, where he sought to extract money to pay the indemnity.The reign of his son and successor Seleucus IV Philopator (187–175 BC) was largely spent in attempts to pay the large indemnity, and Seleucus was ultimately assassinated by his minister Heliodorus.