If they are going to remain in the US and reside here (which is likely to be the end result), then by all means, YES, do educate them—to mainstream them into US culture.
They need to know English, British constitutional history,
the meaning of 1620, etc.
Like all other immigrant groups, they can join the melting pot.
Otherwise, we will end up with a southern version of Quebec—a part of the country with a separate culture.
They will, however, inform the kids all about how the white men stole the SW from Mexico.
If we are to save this country there's only one thing to do with these kids - send them home NOW.
we will end up with a southern version of Quebeca part of the country with a separate culture.”
Come on down to parts of Texas. There are many towns between Houston and the border that are 100% Mexican. I would hate to guess how many hundreds of thousands of them living in Houston cannot or choose not to speak a word of English. There are more AM radio stations and TV stations that are Spanish than English.