>>our Mexican neighbors are STILL angry over this...mainly that Polk didn't take the other 60% too!
Other provisions stipulated the Texas border at the Rio Grande (Article V), protection for the property and civil rights of Mexican nationals living within the new border (Articles VIII and IX), U.S. promise to police its side of the border (Article XI), and compulsory arbitration of future disputes between the two countries (Article XXI).
When the U.S. Senate ratified the treaty in March, it reduced Article IX and deleted Article X guaranteeing the protection of Mexican land grants. Following the Senate's ratification of the treaty, U.S. troops left Mexico City.
... sounds like a counter-offer, to me