From LA Almanac: "Immigration has long been a hot issue in California, even as far back as the latter part of its Mexican period (1822 to 1846). Pio Pico, last governor of Mexican California during the 1840s, lamented, 'We find ourselves suddenly threatened by hordes of Yankee immigrants...whose progress we cannot arrest.'"

And now, the NAFTA Presidents are discussing Immigration issues in Chichen-Itza... how history turns around...

The Border Barrier