Since Genesis is the book of beginnings, we see here the beginnings of the various nations. In fact, this chapter is sometimes called the Table of Nations. Once the ark landed, the family clans migrated to different regions.

(This image comes from the ESV Study Bible)
Thought for today: Mankind got a second chance through Noah, but nothing changed from God’s perspective. He still wanted people to seek Him!
Acts 17:26-27 “He made from one blood every nation of men to dwell on all the surface of the earth, having determined appointed seasons and the boundaries of their dwellings, that they should seek the Lord, if perhaps they might reach out for him and find him, though he is not far from each one of us.”
Romans 3:29-30 “Or is God the God of Jews only? Isn’t he the God of Gentiles also? Yes, of Gentiles also, since indeed there is one God who will justify the circumcised by faith and the uncircumcised through faith.”