"Out of thy country." Only a few generations after the dispersal of Babel, idolatry was already widespread. As we learned in Daniel, the city of Ur worshipped the moon god Sin, and Terah was no exception. Romans 1 describes Genesis 11 - "When they knew God, they glorified Him not as God, neither were thankful; but became vain in their imaginations, and their foolish heart was darkened. Professing themselves to be wise, they became fools, and changed the glory of the incorruptible God into an image made like to corruptible man, and to birds, and four-footed beasts, and creeping things.
Discuss the fall of nations in history and their policy toward Jews.
"In thee all the nations of the earth will be blessed." Looking ahead - 18:18 22:18 26:4 Revelation 7:9
Galatians 3:8 "Preached the Gospel unto Abraham" - Abram was an idol worshipping gentile before God gave him the good news of salvation.