Keywords:EMPIRE, SELEUCUS, SELEUCID, ALEXANDER, CHANDRAGUPTA, INDUS, WAR, TERRITORY,EDIT, BABYLONDigest:...The Seleucid Empire in 281 BC on the eve of the murder of Seleucus INicator......Philip II(last)Historical eraHellenistic period• Wars of the Diadochi......It was founded by Seleucus I Nicator following the division of the MacedonianEmpire established by Alexander the Great.[7][8][9][10] After receivingBabylonia in 321 BC, Seleucus expanded his dominions to include much ofAlexander's near-eastern territories, establishing a dynasty that would rule forover two centuries.......The Seleucid Empire was a major center of Hellenistic culture, privilegingGreek customs and language while generally tolerating the wide variety of localtraditions.......To the east, conflict with Chandragupta of the Maurya Empire in 305 BC led tothe cession of vast territory west of the Indus and a political alliance.......In the late second century, Antiochus III the Great attempted to projectSeleucid power and authority into Hellenistic Greece, but his attempts werethwarted by the nascent Roman Republic and its Greek allies; the Seleucids wereforced to pay costly war reparations and relinquish territorial claims west ofthe Taurus Mountains, marking the gradual decline of their empire.......Mithridates I of Parthia conquered much of the remaining eastern lands of theSeleucid Empire in the mid second century BC, while the independent Greco-Bactrian Kingdom continued to flourish in the northeast....