Did God want borders? How would he come down on Trump's immigration plan.
Countries were created by man not God. If you are going to bring God into politics you better start thinking what he would do.
If I remember correctly, according to the Bible, we were all one race of people at one time. When humans tried to build a tower in an attempt to sneak into heaven, God destroyed the tower and made groups speak different languages so they could not all communicate. The races separated after that.
Territory domination is normal for man and animal alike. It's also normal for the dominating class to protect their territory when a threat is presented.