This was never the "homeland," was it? It was my country. Your country. Or in rare instances, "my nation." But "homeland"? Nope. That was never heard.
But whose worried about this? Nobody. The American people seem perfectly happy to be living in a place where the threat of mobilized police that are essentially paramilitary units stationed in every U.S. city of any size whatever.
I'm not alone in worrying about this homeland stuff. See Tom's Dispatch from a few days ago.