...there were no states in 1970 that recorded immigrant populations over 15 percent. Today one third of the nation's states register over 15 percent immigrant: California, Nevada, Texas, Florida, New York, New Jersey, Washington, Arizona, Illinois, Maryland, Georgia, Virginia, Massachusetts, Rhode Island, Delaware, and Oregon.
For most of us, this invasion has taken place during our lifetimes.
How to destroy a country and a culture?
Dilution...
Here.