Final answer:
Yes, the Parthians drove Seleucus out of Iran and established their own Persian empire.
Step-by-step explanation:
Yes, the Parthians drove Seleucus out of Iran. In 250 BCE, the Parthians, a Persian clan, destroyed Seleucid control in the old Persian heartland, effectively ending the rule of the Seleucid dynasty in Iran. The Parthians then founded a new Persian empire, ruling over the region for several centuries.