(1) I had to pull this part out and ask if you feel that this would be appropriate behavior or not.
I would like to add that the only immigrants that would do that would be the illegal ones. The others are so happy to be in this great country, they learn the language in order to take advantage of all that it has to offer.
(2) You wouldnt eat there because you dont like anyone sticking up for the US. Remember the US is a "Melding Pot" not isolated little pockets of this group or that group. The one thing that has always kept this country together is a common language.
(3) If someone doesnt want to learn the common language than dont cry foul when you cant get service.
(4) It is not up to the business owner to supply every ethnic group with a translator.