That would depend greatly on which They you have reference to.
They could refer to a Coloradoan who has a family that settled in Colorada in 1800.
They could refer to a seventh generation resident of Santa Fe.
They could refer to the families of men who died fighting at the Alamo.
They needs a reference point, who are They.
Sleepy
Nothing, as it is a Mexican / Mexican-American celebration. If ever, French feel uncomfortable. See related questions.
Because there heritage is Mexican even if citizenship has changed.
The Mexican cession was the outcome of the Mexican American war.
1846-1848 For more info, Google it.
Mexican-American
The Mexican-American War was not unnecessary.
Selena Quintanilla was an American singer. Her parents are of Mexican-American descent..
0%. You are either Mexican, or American.
The Mexican Cession.
Taboo from Black Eyed Peas is Mexican and Native American.
The U.S. gained more land as a result of the Mexican-American War. All of the land that is between California to Texas was cedes by the Mexicans.